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<div id="pf1" class="pf w0 h0" data-page-no="1"><div class="pc pc1 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/625154946caf5961923ea9b5/bg1.jpg"><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">计算机研究与发展</div><div class="t m0 x2 h3 y2 ff2 fs0 fc0 sc0 ls1 ws0">D<span class="_ _0"></span>O<span class="_ _1"></span>I</div><div class="t m0 x3 h4 y3 ff3 fs0 fc0 sc0 ls1 ws0">:</div><div class="t m0 x4 h3 y2 ff2 fs0 fc0 sc0 ls1 ws0">1<span class="_ _2"></span>0<span class="_ _3"></span>.<span class="_ _4"></span>7<span class="_ _2"></span>5<span class="_ _2"></span>4<span class="_ _2"></span>4</div><div class="t m0 x5 h5 y4 ff4 fs0 fc0 sc0 ls1 ws0">?</div><div class="t m0 x6 h3 y2 ff2 fs0 fc0 sc0 ls1 ws0">i<span class="_ _5"></span>s<span class="_ _6"></span>s<span class="_ _2"></span>n<span class="_ _7"></span>1<span class="_ _2"></span>0<span class="_ _2"></span>0<span class="_ _2"></span>0</div><div class="t m1 x7 h3 y4 ff2 fs0 fc0 sc0 ls1 ws0">-</div><div class="t m0 x8 h3 y2 ff2 fs0 fc0 sc0 ls2 ws0">1239<span class="_ _8"> </span>.<span class="_ _9"></span>2018<span class="_ _8"> </span>.<span class="_ _9"></span>20180127</div><div class="t m0 x9 h3 y5 ff2 fs0 fc0 sc0 ls1 ws0">J<span class="_ _6"></span>o<span class="_ _1"></span>u<span class="_ _6"></span>r<span class="_ _7"></span>n<span class="_ _2"></span>a<span class="_ _a"></span>l</div><div class="t m0 xa h6 y6 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 xb h3 y5 ff2 fs0 fc0 sc0 ls1 ws0">o<span class="_ _6"></span>f</div><div class="t m0 xc h6 y6 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 xd h3 y5 ff2 fs0 fc0 sc0 ls1 ws0">C<span class="_ _1"></span>o<span class="_ _9"></span>m</div><div class="t m0 xe h3 y7 ff2 fs0 fc0 sc0 ls1 ws0">p</div><div class="t m0 xf h3 y5 ff2 fs0 fc0 sc0 ls1 ws0">u<span class="_ _6"></span>t<span class="_ _6"></span>e<span class="_ _a"></span>r</div><div class="t m0 x10 h6 y6 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 x11 h3 y5 ff2 fs0 fc0 sc0 ls1 ws0">R<span class="_ _1"></span>e<span class="_ _6"></span>s<span class="_ _7"></span>e<span class="_ _6"></span>a<span class="_ _6"></span>r<span class="_ _6"></span>c<span class="_ _7"></span>h</div><div class="t m0 x12 h6 y6 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 x13 h3 y5 ff2 fs0 fc0 sc0 ls1 ws0">a<span class="_ _2"></span>n<span class="_ _2"></span>d</div><div class="t m0 x14 h6 y6 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 x15 h3 y5 ff2 fs0 fc0 sc0 ls1 ws0">D<span class="_ _1"></span>e<span class="_ _7"></span>v<span class="_ _2"></span>e<span class="_ _5"></span>l<span class="_ _a"></span>o</div><div class="t m0 x16 h3 y7 ff2 fs0 fc0 sc0 ls1 ws0">p</div><div class="t m0 x17 h3 y5 ff2 fs0 fc0 sc0 ls1 ws0">m<span class="_ _b"></span>e<span class="_ _7"></span>n<span class="_ _7"></span>t</div><div class="t m0 x18 h6 y6 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 x19 h3 y5 ff2 fs0 fc0 sc0 ls1 ws0">5<span class="_ _2"></span>5</div><div class="t m0 x1a h4 y8 ff3 fs0 fc0 sc0 ls1 ws0">(</div><div class="t m0 x1b h3 y5 ff2 fs0 fc0 sc0 ls1 ws0">9</div><div class="t m0 x1c h4 y8 ff3 fs0 fc0 sc0 ls1 ws0">)<span class="_ _2"></span>:</div><div class="t m0 x1d h3 y5 ff2 fs0 fc0 sc0 ls1 ws0">1<span class="_ _2"></span>8<span class="_ _2"></span>5<span class="_ _2"></span>3</div><div class="t m1 x1e h3 y6 ff2 fs0 fc0 sc0 ls1 ws0">-</div><div class="t m0 x1f h3 y5 ff2 fs0 fc0 sc0 ls1 ws0">1<span class="_ _2"></span>8<span class="_ _2"></span>7<span class="_ _2"></span>0</div><div class="t m0 x20 h4 y8 ff3 fs0 fc0 sc0 ls1 ws0">,</div><div class="t m0 x21 h3 y5 ff2 fs0 fc0 sc0 ls1 ws0">2<span class="_ _2"></span>0<span class="_ _2"></span>1<span class="_ _2"></span>8</div><div class="t m0 x22 h7 y9 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x23 h8 ya ff6 fs1 fc0 sc0 ls1 ws0">收<span class="_ _c"></span>稿<span class="_ _c"></span>日<span class="_ _c"></span>期</div><div class="t m0 x24 h9 yb ff3 fs1 fc0 sc0 ls1 ws0">:</div><div class="t m0 xc ha yc ff2 fs1 fc0 sc0 ls1 ws0">2<span class="_ _1"></span>0<span class="_ _1"></span>1<span class="_ _d"></span>8</div><div class="t m0 x25 hb yd ff2 fs2 fc0 sc0 ls1 ws0">-</div><div class="t m0 x26 ha yc ff2 fs1 fc0 sc0 ls1 ws0">0<span class="_ _1"></span>2</div><div class="t m0 x27 hb yd ff2 fs2 fc0 sc0 ls1 ws0">-</div><div class="t m0 x28 ha yc ff2 fs1 fc0 sc0 ls1 ws0">2<span class="_ _1"></span>1</div><div class="t m0 x11 h9 yb ff3 fs1 fc0 sc0 ls1 ws0">;</div><div class="t m0 x29 h8 ya ff6 fs1 fc0 sc0 ls1 ws0">修<span class="_ _c"></span>回<span class="_ _c"></span>日<span class="_ _c"></span>期</div><div class="t m0 x13 h9 yb ff3 fs1 fc0 sc0 ls1 ws0">:</div><div class="t m0 x2a ha yc ff2 fs1 fc0 sc0 ls1 ws0">2<span class="_ _1"></span>0<span class="_ _1"></span>1<span class="_ _d"></span>8</div><div class="t m0 x2b hb yd ff2 fs2 fc0 sc0 ls1 ws0">-</div><div class="t m0 x2c ha yc ff2 fs1 fc0 sc0 ls1 ws0">0<span class="_ _1"></span>6</div><div class="t m0 x2d hb yd ff2 fs2 fc0 sc0 ls1 ws0">-</div><div class="t m0 x2e ha yc ff2 fs1 fc0 sc0 ls1 ws0">2<span class="_ _1"></span>4</div><div class="t m0 x22 h7 ye ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x23 h8 yf ff6 fs1 fc0 sc0 ls1 ws0">基<span class="_ _c"></span>金<span class="_ _c"></span>项<span class="_ _c"></span>目</div><div class="t m0 x24 h9 y10 ff3 fs1 fc0 sc0 ls1 ws0">:</div><div class="t m0 x2f h8 yf ff1 fs1 fc0 sc0 ls3 ws0">国家重点研发计划项目</div><div class="t m0 x2a h9 y10 ff3 fs1 fc0 sc0 ls1 ws0">(</div><div class="t m0 x30 ha y11 ff2 fs1 fc0 sc0 ls4 ws0">2016<span class="_ _e"> </span>Y<span class="_ _e"> </span>F<span class="_ _e"> </span>B1000101</div><div class="t m0 x31 h9 y10 ff3 fs1 fc0 sc0 ls1 ws0">)<span class="_ _d"></span>;</div><div class="t m0 x32 h8 yf ff1 fs1 fc0 sc0 ls3 ws0">国家自然科学基金<span class="_ _f"></span>优秀<span class="_ _f"></span>青年<span class="_ _f"></span>科学<span class="_ _f"></span>基金<span class="_ _f"></span>项目</div><div class="t m0 x33 h9 y10 ff3 fs1 fc0 sc0 ls1 ws0">(</div><div class="t m0 x34 ha y11 ff2 fs1 fc0 sc0 ls4 ws0">61722214</div><div class="t m0 x35 h9 y10 ff3 fs1 fc0 sc0 ls1 ws0">)<span class="_ _d"></span>;</div><div class="t m0 x36 h8 yf ff1 fs1 fc0 sc0 ls1 ws0">广<span class="_ _c"></span>东<span class="_ _e"></span>省<span class="_ _c"></span>高<span class="_ _e"></span>等<span class="_ _c"></span>学<span class="_ _c"></span>校<span class="_ _e"></span>珠<span class="_ _c"></span>江<span class="_ _e"></span>学<span class="_ _c"></span>者<span class="_ _e"></span>岗</div><div class="t m0 x2f h8 y12 ff1 fs1 fc0 sc0 ls3 ws0">位计划资助项目</div><div class="t m0 x37 h9 y13 ff3 fs1 fc0 sc0 ls1 ws0">(</div><div class="t m0 x38 ha y14 ff2 fs1 fc0 sc0 ls1 ws0">2<span class="_ _1"></span>0<span class="_ _1"></span>1<span class="_ _d"></span>6</div><div class="t m0 x39 h9 y13 ff3 fs1 fc0 sc0 ls1 ws0">)<span class="_ _d"></span>;</div><div class="t m0 x3a h8 y15 ff1 fs1 fc0 sc0 ls3 ws0">广东省创新团队项目</div><div class="t m0 x3b h9 y13 ff3 fs1 fc0 sc0 ls1 ws0">(</div><div class="t m0 x3c ha y14 ff2 fs1 fc0 sc0 ls1 ws0">2<span class="_ _1"></span>0<span class="_ _1"></span>1<span class="_ _d"></span>6<span class="_ _b"></span>Z<span class="_ _9"></span>T<span class="_ _b"></span>0<span class="_ _d"></span>6<span class="_ _9"></span>D<span class="_ _d"></span>2<span class="_ _d"></span>1<span class="_ _1"></span>1</div><div class="t m0 x3d h9 y13 ff3 fs1 fc0 sc0 ls1 ws0">)</div><div class="t m0 x3e ha y16 ff2 fs1 fc0 sc0 ls1 ws0">T<span class="_ _9"></span>h<span class="_ _6"></span>i<span class="_ _6"></span>s</div><div class="t m0 x3f h7 y17 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 xe ha y16 ff2 fs1 fc0 sc0 ls1 ws0">w<span class="_ _9"></span>o<span class="_ _7"></span>r<span class="_ _1"></span>k</div><div class="t m0 x40 h7 y17 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x41 ha y16 ff2 fs1 fc0 sc0 ls1 ws0">w<span class="_ _b"></span>a<span class="_ _2"></span>s</div><div class="t m0 x42 h7 y17 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x43 ha y16 ff2 fs1 fc0 sc0 ls1 ws0">s<span class="_ _2"></span>u</div><div class="t m0 x44 ha y18 ff2 fs1 fc0 sc0 ls1 ws0">p<span class="_ _1"></span>p</div><div class="t m0 x45 ha y16 ff2 fs1 fc0 sc0 ls1 ws0">o<span class="_ _2"></span>r<span class="_ _6"></span>t<span class="_ _7"></span>e<span class="_ _1"></span>d</div><div class="t m0 x46 h7 y17 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x47 ha y16 ff2 fs1 fc0 sc0 ls1 ws0">b</div><div class="t m0 x14 ha y18 ff2 fs1 fc0 sc0 ls1 ws0">y</div><div class="t m0 x15 h7 y19 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x48 ha y16 ff2 fs1 fc0 sc0 ls1 ws0">t<span class="_ _2"></span>h<span class="_ _1"></span>e</div><div class="t m0 x49 h7 y17 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x2e ha y16 ff2 fs1 fc0 sc0 ls1 ws0">N<span class="_ _10"></span>a<span class="_ _7"></span>t<span class="_ _a"></span>i<span class="_ _7"></span>o<span class="_ _1"></span>n<span class="_ _1"></span>a<span class="_ _7"></span>l</div><div class="t m0 x18 h7 y17 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x4a ha y16 ff2 fs1 fc0 sc0 ls1 ws0">K<span class="_ _10"></span>e</div><div class="t m0 x4b ha y18 ff2 fs1 fc0 sc0 ls1 ws0">y</div><div class="t m0 x3c h7 y19 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x4c ha y16 ff2 fs1 fc0 sc0 ls1 ws0">R<span class="_ _b"></span>e<span class="_ _2"></span>s<span class="_ _2"></span>e<span class="_ _2"></span>a<span class="_ _7"></span>r<span class="_ _2"></span>c<span class="_ _2"></span>h</div><div class="t m0 x4d h7 y17 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x4e ha y16 ff2 fs1 fc0 sc0 ls1 ws0">a<span class="_ _1"></span>n<span class="_ _1"></span>d</div><div class="t m0 x4f h7 y17 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x50 ha y16 ff2 fs1 fc0 sc0 ls1 ws0">D<span class="_ _b"></span>e<span class="_ _2"></span>v<span class="_ _1"></span>e<span class="_ _6"></span>l<span class="_ _7"></span>o</div><div class="t m0 x51 ha y18 ff2 fs1 fc0 sc0 ls1 ws0">p</div><div class="t m0 x52 ha y16 ff2 fs1 fc0 sc0 ls1 ws0">m<span class="_ _10"></span>e<span class="_ _1"></span>n<span class="_ _2"></span>t</div><div class="t m0 x53 h7 y17 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x54 ha y16 ff2 fs1 fc0 sc0 ls1 ws0">P<span class="_ _1"></span>r<span class="_ _2"></span>o</div><div class="t m0 x55 ha y18 ff2 fs1 fc0 sc0 ls1 ws0">g</div><div class="t m0 x56 ha y16 ff2 fs1 fc0 sc0 ls1 ws0">r<span class="_ _7"></span>a<span class="_ _9"></span>m</div><div class="t m0 x57 h7 y17 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x58 ha y16 ff2 fs1 fc0 sc0 ls1 ws0">o<span class="_ _7"></span>f</div><div class="t m0 x59 h7 y17 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x5a ha y16 ff2 fs1 fc0 sc0 ls1 ws0">C<span class="_ _b"></span>h<span class="_ _7"></span>i<span class="_ _7"></span>n<span class="_ _1"></span>a</div><div class="t m0 x5b h9 y1a ff3 fs1 fc0 sc0 ls1 ws0">(</div><div class="t m0 x5c ha y16 ff2 fs1 fc0 sc0 ls4 ws0">2016<span class="_ _e"> </span>Y<span class="_ _e"> </span>F<span class="_ _e"> </span>B1000101</div><div class="t m0 x5d h9 y1a ff3 fs1 fc0 sc0 ls1 ws0">)<span class="_ _d"></span>,</div><div class="t m0 x5e ha y16 ff2 fs1 fc0 sc0 ls1 ws0">t<span class="_ _2"></span>h<span class="_ _1"></span>e</div><div class="t m0 x5f h7 y17 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x60 ha y16 ff2 fs1 fc0 sc0 ls1 ws0">N<span class="_ _10"></span>a<span class="_ _7"></span>t<span class="_ _a"></span>i<span class="_ _7"></span>o<span class="_ _1"></span>n<span class="_ _1"></span>a<span class="_ _7"></span>l</div><div class="t m0 x3e ha y1b ff2 fs1 fc0 sc0 ls1 ws0">N<span class="_ _10"></span>a<span class="_ _7"></span>t<span class="_ _2"></span>u<span class="_ _1"></span>r<span class="_ _7"></span>a<span class="_ _6"></span>l</div><div class="t m0 x61 h7 y1c ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x62 ha y1b ff2 fs1 fc0 sc0 ls1 ws0">S<span class="_ _1"></span>c<span class="_ _a"></span>i<span class="_ _6"></span>e<span class="_ _1"></span>n<span class="_ _1"></span>c<span class="_ _2"></span>e</div><div class="t m0 x43 h7 y1c ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x37 ha y1b ff2 fs1 fc0 sc0 ls1 ws0">F<span class="_ _d"></span>o<span class="_ _d"></span>u<span class="_ _d"></span>n<span class="_ _1"></span>d<span class="_ _1"></span>a<span class="_ _7"></span>t<span class="_ _6"></span>i<span class="_ _6"></span>o<span class="_ _1"></span>n</div><div class="t m0 x63 h7 y1c ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x2b ha y1b ff2 fs1 fc0 sc0 ls1 ws0">o<span class="_ _7"></span>f</div><div class="t m0 x64 h7 y1c ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x65 ha y1b ff2 fs1 fc0 sc0 ls1 ws0">C<span class="_ _b"></span>h<span class="_ _7"></span>i<span class="_ _7"></span>n<span class="_ _1"></span>a</div><div class="t m0 x66 h7 y1c ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x67 ha y1b ff2 fs1 fc0 sc0 ls1 ws0">f<span class="_ _7"></span>o<span class="_ _2"></span>r</div><div class="t m0 x68 h7 y1c ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x4a ha y1b ff2 fs1 fc0 sc0 ls1 ws0">E<span class="_ _b"></span>x<span class="_ _1"></span>c<span class="_ _2"></span>e<span class="_ _6"></span>l<span class="_ _5"></span>l<span class="_ _7"></span>e<span class="_ _1"></span>n<span class="_ _2"></span>t</div><div class="t m0 x69 h7 y1c ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x6a ha y1b ff2 fs1 fc0 sc0 ls1 ws0">Y<span class="_ _10"></span>o<span class="_ _1"></span>u<span class="_ _d"></span>n</div><div class="t m0 x6b ha y1d ff2 fs1 fc0 sc0 ls1 ws0">g</div><div class="t m0 x6c h7 y1e ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x4f ha y1b ff2 fs1 fc0 sc0 ls1 ws0">S<span class="_ _1"></span>c<span class="_ _a"></span>i<span class="_ _6"></span>e<span class="_ _1"></span>n<span class="_ _2"></span>t<span class="_ _a"></span>i<span class="_ _6"></span>s<span class="_ _7"></span>t<span class="_ _7"></span>s</div><div class="t m0 x6d h9 y1f ff3 fs1 fc0 sc0 ls1 ws0">(</div><div class="t m0 x6e ha y1b ff2 fs1 fc0 sc0 ls4 ws0">61722214</div><div class="t m0 x6f h9 y1f ff3 fs1 fc0 sc0 ls1 ws0">)<span class="_ _d"></span>,</div><div class="t m0 x70 ha y1b ff2 fs1 fc0 sc0 ls1 ws0">t<span class="_ _2"></span>h<span class="_ _1"></span>e</div><div class="t m0 x71 h7 y1c ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x72 ha y1b ff2 fs1 fc0 sc0 ls1 ws0">G<span class="_ _10"></span>u<span class="_ _1"></span>a<span class="_ _1"></span>n</div><div class="t m0 x5c ha y1d ff2 fs1 fc0 sc0 ls1 ws0">g</div><div class="t m0 x73 ha y1b ff2 fs1 fc0 sc0 ls1 ws0">d<span class="_ _1"></span>o<span class="_ _1"></span>n</div><div class="t m0 x74 ha y1d ff2 fs1 fc0 sc0 ls1 ws0">g</div><div class="t m0 x75 h7 y1e ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x7 ha y1b ff2 fs1 fc0 sc0 ls1 ws0">P<span class="_ _1"></span>r<span class="_ _2"></span>o<span class="_ _1"></span>v<span class="_ _6"></span>i<span class="_ _7"></span>n<span class="_ _1"></span>c<span class="_ _2"></span>e</div><div class="t m0 x76 h7 y1c ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x77 ha y1b ff2 fs1 fc0 sc0 ls1 ws0">U<span class="_ _9"></span>n<span class="_ _7"></span>i<span class="_ _7"></span>v<span class="_ _1"></span>e<span class="_ _7"></span>r<span class="_ _7"></span>s<span class="_ _6"></span>i<span class="_ _a"></span>t<span class="_ _a"></span>i<span class="_ _6"></span>e<span class="_ _2"></span>s</div><div class="t m0 x78 h7 y1c ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x79 ha y1b ff2 fs1 fc0 sc0 ls1 ws0">a<span class="_ _1"></span>n<span class="_ _1"></span>d</div><div class="t m0 x3e ha y20 ff2 fs1 fc0 sc0 ls1 ws0">C<span class="_ _b"></span>o<span class="_ _6"></span>l<span class="_ _a"></span>l<span class="_ _6"></span>e</div><div class="t m0 x3f ha y21 ff2 fs1 fc0 sc0 ls1 ws0">g</div><div class="t m0 x26 ha y20 ff2 fs1 fc0 sc0 ls1 ws0">e<span class="_ _2"></span>s</div><div class="t m0 x62 h7 y22 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x7a ha y20 ff2 fs1 fc0 sc0 ls1 ws0">P<span class="_ _d"></span>e<span class="_ _2"></span>a<span class="_ _2"></span>r<span class="_ _a"></span>l</div><div class="t m0 x7b h7 y22 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x7c ha y20 ff2 fs1 fc0 sc0 ls1 ws0">R<span class="_ _1"></span>i<span class="_ _6"></span>v<span class="_ _1"></span>e<span class="_ _7"></span>r</div><div class="t m0 x45 h7 y22 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x7d ha y20 ff2 fs1 fc0 sc0 ls1 ws0">S<span class="_ _1"></span>c<span class="_ _2"></span>h<span class="_ _d"></span>o<span class="_ _7"></span>l<span class="_ _6"></span>a<span class="_ _2"></span>r</div><div class="t m0 x15 h7 y22 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x2b ha y20 ff2 fs1 fc0 sc0 ls1 ws0">F<span class="_ _b"></span>u<span class="_ _d"></span>n<span class="_ _1"></span>d<span class="_ _1"></span>e<span class="_ _1"></span>d</div><div class="t m0 x7e h7 y22 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x7f ha y20 ff2 fs1 fc0 sc0 ls1 ws0">S<span class="_ _1"></span>c<span class="_ _2"></span>h<span class="_ _1"></span>e<span class="_ _9"></span>m<span class="_ _10"></span>e</div><div class="t m0 x4b h9 y23 ff3 fs1 fc0 sc0 ls1 ws0">(</div><div class="t m0 x3b ha y20 ff2 fs1 fc0 sc0 ls1 ws0">2<span class="_ _1"></span>0<span class="_ _1"></span>1<span class="_ _d"></span>6</div><div class="t m0 x80 h9 y23 ff3 fs1 fc0 sc0 ls1 ws0">)<span class="_ _d"></span>,</div><div class="t m0 x6a ha y20 ff2 fs1 fc0 sc0 ls1 ws0">a<span class="_ _1"></span>n<span class="_ _1"></span>d</div><div class="t m0 x81 h7 y22 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x82 ha y20 ff2 fs1 fc0 sc0 ls1 ws0">t<span class="_ _2"></span>h<span class="_ _1"></span>e</div><div class="t m0 x4f h7 y22 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x50 ha y20 ff2 fs1 fc0 sc0 ls1 ws0">P<span class="_ _1"></span>r<span class="_ _2"></span>o</div><div class="t m0 x83 ha y21 ff2 fs1 fc0 sc0 ls1 ws0">g</div><div class="t m0 x84 ha y20 ff2 fs1 fc0 sc0 ls1 ws0">r<span class="_ _7"></span>a<span class="_ _9"></span>m</div><div class="t m0 x52 h7 y22 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x85 ha y20 ff2 fs1 fc0 sc0 ls1 ws0">f<span class="_ _7"></span>o<span class="_ _2"></span>r</div><div class="t m0 x86 h7 y22 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x53 ha y20 ff2 fs1 fc0 sc0 ls1 ws0">G<span class="_ _10"></span>u<span class="_ _1"></span>a<span class="_ _1"></span>n</div><div class="t m0 x87 ha y21 ff2 fs1 fc0 sc0 ls1 ws0">g</div><div class="t m0 x88 ha y20 ff2 fs1 fc0 sc0 ls1 ws0">d<span class="_ _1"></span>o<span class="_ _1"></span>n</div><div class="t m0 x89 ha y21 ff2 fs1 fc0 sc0 ls1 ws0">g</div><div class="t m0 x8a h7 y24 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x8b ha y20 ff2 fs1 fc0 sc0 ls1 ws0">I<span class="_ _2"></span>n<span class="_ _2"></span>t<span class="_ _6"></span>r<span class="_ _2"></span>o<span class="_ _1"></span>d<span class="_ _d"></span>u<span class="_ _1"></span>c<span class="_ _6"></span>i<span class="_ _6"></span>n</div><div class="t m0 x8c ha y21 ff2 fs1 fc0 sc0 ls1 ws0">g</div><div class="t m0 x8d h7 y24 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x35 ha y20 ff2 fs1 fc0 sc0 ls1 ws0">I<span class="_ _2"></span>n<span class="_ _d"></span>n<span class="_ _1"></span>o<span class="_ _1"></span>v<span class="_ _1"></span>a<span class="_ _7"></span>t<span class="_ _a"></span>i<span class="_ _7"></span>v<span class="_ _1"></span>e</div><div class="t m0 x8e h7 y22 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x8f ha y20 ff2 fs1 fc0 sc0 ls1 ws0">a<span class="_ _1"></span>n<span class="_ _1"></span>d</div><div class="t m0 x90 h7 y22 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x5d ha y20 ff2 fs1 fc0 sc0 ls1 ws0">E<span class="_ _b"></span>n<span class="_ _2"></span>t<span class="_ _7"></span>r<span class="_ _2"></span>e</div><div class="t m0 x91 ha y21 ff2 fs1 fc0 sc0 ls1 ws0">p</div><div class="t m0 x92 ha y20 ff2 fs1 fc0 sc0 ls1 ws0">r<span class="_ _7"></span>e<span class="_ _1"></span>n<span class="_ _1"></span>e<span class="_ _1"></span>u<span class="_ _2"></span>r<span class="_ _6"></span>i<span class="_ _6"></span>a<span class="_ _6"></span>l</div><div class="t m0 x3e ha y25 ff2 fs1 fc0 sc0 ls1 ws0">T<span class="_ _b"></span>e<span class="_ _2"></span>a<span class="_ _9"></span>m<span class="_ _10"></span>s</div><div class="t m0 x61 h9 y26 ff3 fs1 fc0 sc0 ls1 ws0">(</div><div class="t m0 x62 ha y25 ff2 fs1 fc0 sc0 ls1 ws0">2<span class="_ _1"></span>0<span class="_ _1"></span>1<span class="_ _d"></span>6<span class="_ _b"></span>Z<span class="_ _9"></span>T<span class="_ _b"></span>0<span class="_ _d"></span>6<span class="_ _10"></span>D<span class="_ _b"></span>2<span class="_ _d"></span>1<span class="_ _1"></span>1</div><div class="t m0 x93 h9 y26 ff3 fs1 fc0 sc0 ls1 ws0">)</div><div class="t m0 x46 ha y25 ff2 fs1 fc0 sc0 ls1 ws0">.</div><div class="t m0 x22 h7 y27 ff5 fs1 fc0 sc0 ls1 ws0"> </div><div class="t m0 x23 h8 y28 ff6 fs1 fc0 sc0 ls1 ws0">通<span class="_ _c"></span>信<span class="_ _c"></span>作<span class="_ _c"></span>者</div><div class="t m0 x24 h9 y29 ff3 fs1 fc0 sc0 ls1 ws0">:</div><div class="t m0 x2f h8 y28 ff1 fs1 fc0 sc0 ls1 ws0">郑<span class="_ _c"></span>子<span class="_ _c"></span>彬</div><div class="t m0 x61 h9 y29 ff3 fs1 fc0 sc0 ls1 ws0">(</div><div class="t m0 x94 ha y2a ff2 fs1 fc0 sc0 ls1 ws0">z<span class="_ _1"></span>h<span class="_ _2"></span>z<span class="_ _6"></span>i<span class="_ _6"></span>b<span class="_ _7"></span>i<span class="_ _7"></span>n</div><div class="t m0 x43 hc y27 ff4 fs1 fc0 sc0 ls1 ws0">@</div><div class="t m0 x38 ha y2a ff2 fs1 fc0 sc0 ls1 ws0">m<span class="_ _10"></span>a<span class="_ _6"></span>i<span class="_ _5"></span>l<span class="_ _9"></span>.<span class="_ _5"></span>s</div><div class="t m0 x2a ha y2b ff2 fs1 fc0 sc0 ls1 ws0">y</div><div class="t m0 x30 ha y2a ff2 fs1 fc0 sc0 ls1 ws0">s<span class="_ _2"></span>u<span class="_ _11"></span>.<span class="_ _5"></span>e<span class="_ _2"></span>d<span class="_ _d"></span>u<span class="_ _3"></span>.<span class="_ _5"></span>c<span class="_ _1"></span>n</div><div class="t m0 x16 h9 y29 ff3 fs1 fc0 sc0 ls1 ws0">)</div><div class="t m0 x22 hd y2c ff6 fs3 fc0 sc0 ls5 ws0">区块链数据分析</div><div class="t m0 x45 he y2d ff7 fs3 fc0 sc0 ls1 ws0">:</div><div class="t m0 x12 hd y2c ff6 fs3 fc0 sc0 ls1 ws0">现<span class="_ _e"></span>状</div><div class="t m0 x95 he y2d ff7 fs3 fc0 sc0 ls1 ws0">、</div><div class="t m0 x96 hd y2c ff6 fs3 fc0 sc0 ls1 ws0">趋<span class="_ _e"></span>势<span class="_ _c"></span>与<span class="_ _e"></span>挑<span class="_ _c"></span>战</div><div class="t m2 x22 hf y2e ff8 fs4 fc0 sc0 ls1 ws0">陈<span class="_ _e"></span>伟<span class="_ _c"></span>利</div><div class="t m2 x97 h10 y2f ff5 fs4 fc0 sc0 ls1 ws0"> <span class="_ _e"></span> <span class="_ _e"></span> </div><div class="t m2 x26 hf y2e ff8 fs4 fc0 sc0 ls1 ws0">郑<span class="_ _e"></span>子<span class="_ _e"></span>彬</div><div class="t m0 x22 h4 y30 ff3 fs0 fc0 sc0 ls1 ws0">(</div><div class="t m0 x98 h2 y31 ff1 fs0 fc0 sc0 ls6 ws0">中山大学数据科学与计算机学院</div><div class="t m0 x47 h6 y32 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 x2b h2 y31 ff1 fs0 fc0 sc0 ls1 ws0">广<span class="_ _c"></span>州</div><div class="t m0 x96 h6 y32 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 x7e h3 y33 ff2 fs0 fc0 sc0 ls1 ws0">5<span class="_ _2"></span>1<span class="_ _2"></span>0<span class="_ _2"></span>0<span class="_ _2"></span>0<span class="_ _2"></span>6</div><div class="t m0 x99 h4 y30 ff3 fs0 fc0 sc0 ls1 ws0">)</div><div class="t m0 x22 h4 y34 ff3 fs0 fc0 sc0 ls1 ws0">(</div><div class="t m0 x98 h2 y35 ff1 fs0 fc0 sc0 ls6 ws0">国家数字家庭工程技术研究中心</div><div class="t m0 x47 h4 y36 ff3 fs0 fc0 sc0 ls1 ws0">(</div><div class="t m0 x14 h2 y35 ff1 fs0 fc0 sc0 ls1 ws0">中<span class="_ _c"></span>山<span class="_ _c"></span>大<span class="_ _e"></span>学</div><div class="t m0 x9a h4 y36 ff3 fs0 fc0 sc0 ls1 ws0">)</div><div class="t m0 x9b h6 y37 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 x68 h2 y35 ff1 fs0 fc0 sc0 ls1 ws0">广<span class="_ _c"></span>州</div><div class="t m0 x9c h6 y37 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 x9d h3 y38 ff2 fs0 fc0 sc0 ls1 ws0">5<span class="_ _2"></span>1<span class="_ _2"></span>0<span class="_ _2"></span>0<span class="_ _2"></span>0<span class="_ _2"></span>6</div><div class="t m0 x82 h4 y36 ff3 fs0 fc0 sc0 ls1 ws0">)</div><div class="t m0 x22 h4 y39 ff3 fs0 fc0 sc0 ls1 ws0">(</div><div class="t m0 x9e h3 y3a ff2 fs0 fc0 sc0 ls1 ws0">c<span class="_ _7"></span>h<span class="_ _2"></span>e<span class="_ _2"></span>n<span class="_ _b"></span>w<span class="_ _2"></span>l<span class="_ _12"></span>i<span class="_ _5"></span>9</div><div class="t m0 x9f h5 y3b ff4 fs0 fc0 sc0 ls1 ws0">@</div><div class="t m0 xa0 h3 y3a ff2 fs0 fc0 sc0 ls1 ws0">m<span class="_ _b"></span>a<span class="_ _5"></span>i<span class="_ _12"></span>l<span class="_ _5"></span>2<span class="_ _3"></span>.<span class="_ _4"></span>s</div><div class="t m0 x7a h3 y3c ff2 fs0 fc0 sc0 ls1 ws0">y</div><div class="t m0 xa1 h3 y3a ff2 fs0 fc0 sc0 ls1 ws0">s<span class="_ _7"></span>u<span class="_ _3"></span>.<span class="_ _4"></span>e<span class="_ _7"></span>d<span class="_ _1"></span>u<span class="_ _0"></span>.<span class="_ _4"></span>c<span class="_ _7"></span>n</div><div class="t m0 xa2 h4 y3d ff3 fs0 fc0 sc0 ls1 ws0">)</div><div class="t m0 xa3 h11 y3e ff9 fs4 fc0 sc0 ls1 ws0">B<span class="_ _13"></span>l<span class="_ _14"></span>o<span class="_ _13"></span>c<span class="_ _13"></span>k<span class="_ _15"></span>c<span class="_ _15"></span>h<span class="_ _15"></span>a<span class="_ _14"></span>i<span class="_ _16"></span>n</div><div class="t m0 x26 h10 y3f ff5 fs4 fc0 sc0 ls1 ws0"> </div><div class="t m0 x61 h11 y3e ff9 fs4 fc0 sc0 ls1 ws0">D<span class="_ _a"></span>a<span class="_ _14"></span>t<span class="_ _16"></span>a</div><div class="t m0 x43 h10 y3f ff5 fs4 fc0 sc0 ls1 ws0"> </div><div class="t m0 x37 h11 y3e ff9 fs4 fc0 sc0 ls1 ws0">A<span class="_ _6"></span>n<span class="_ _15"></span>a<span class="_ _14"></span>l</div><div class="t m0 x30 h11 y40 ff9 fs4 fc0 sc0 ls1 ws0">y</div><div class="t m0 xa4 h11 y3e ff9 fs4 fc0 sc0 ls1 ws0">s<span class="_ _17"></span>i<span class="_ _17"></span>s</div><div class="t m0 xa5 h12 y41 ff3 fs4 fc0 sc0 ls1 ws0">:</div><div class="t m0 xa6 h11 y3e ff9 fs4 fc0 sc0 ls1 ws0">A</div><div class="t m0 x66 h10 y3f ff5 fs4 fc0 sc0 ls1 ws0"> </div><div class="t m0 xa7 h11 y3e ff9 fs4 fc0 sc0 ls1 ws0">R<span class="_ _5"></span>e<span class="_ _16"></span>v<span class="_ _14"></span>i<span class="_ _14"></span>e<span class="_ _12"></span>w</div><div class="t m0 xa8 h10 y3f ff5 fs4 fc0 sc0 ls1 ws0"> </div><div class="t m0 x69 h11 y3e ff9 fs4 fc0 sc0 ls1 ws0">o<span class="_ _16"></span>f</div><div class="t m0 xa9 h10 y3f ff5 fs4 fc0 sc0 ls1 ws0"> </div><div class="t m0 x81 h11 y3e ff9 fs4 fc0 sc0 ls1 ws0">S<span class="_ _16"></span>t<span class="_ _14"></span>a<span class="_ _16"></span>t<span class="_ _16"></span>u<span class="_ _13"></span>s</div><div class="t m0 x51 h12 y41 ff3 fs4 fc0 sc0 ls1 ws0">,</div><div class="t m0 xaa h11 y3e ff9 fs4 fc0 sc0 ls1 ws0">T<span class="_ _4"></span>r<span class="_ _16"></span>e<span class="_ _15"></span>n<span class="_ _4"></span>d<span class="_ _13"></span>s</div><div class="t m0 x3 h10 y3f ff5 fs4 fc0 sc0 ls1 ws0"> </div><div class="t m0 x57 h11 y3e ff9 fs4 fc0 sc0 ls1 ws0">a<span class="_ _15"></span>n<span class="_ _12"></span>d</div><div class="t m0 x72 h10 y3f ff5 fs4 fc0 sc0 ls1 ws0"> </div><div class="t m0 xab h11 y3e ff9 fs4 fc0 sc0 ls1 ws0">C<span class="_ _a"></span>h<span class="_ _4"></span>a<span class="_ _14"></span>l<span class="_ _18"></span>l<span class="_ _19"></span>e<span class="_ _13"></span>n</div><div class="t m0 xac h11 y40 ff9 fs4 fc0 sc0 ls1 ws0">g</div><div class="t m0 xad h11 y3e ff9 fs4 fc0 sc0 ls1 ws0">e<span class="_ _14"></span>s</div><div class="t m0 xae h13 y42 ff2 fs5 fc0 sc0 ls1 ws0">C<span class="_ _1"></span>h<span class="_ _6"></span>e<span class="_ _6"></span>n</div><div class="t m0 xaf h14 y43 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xb0 h13 y42 ff2 fs5 fc0 sc0 ls1 ws0">W<span class="_ _10"></span>e<span class="_ _4"></span>i<span class="_ _13"></span>l<span class="_ _13"></span>i</div><div class="t m0 xb1 h14 y43 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xb2 h13 y42 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _6"></span>n<span class="_ _7"></span>d</div><div class="t m0 x61 h14 y43 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x62 h13 y42 ff2 fs5 fc0 sc0 ls1 ws0">Z<span class="_ _2"></span>h<span class="_ _6"></span>e<span class="_ _6"></span>n</div><div class="t m0 x42 h13 y44 ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 xb3 h14 y45 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x38 h13 y42 ff2 fs5 fc0 sc0 ls1 ws0">Z<span class="_ _5"></span>i<span class="_ _12"></span>b<span class="_ _5"></span>i<span class="_ _12"></span>n</div><div class="t m0 x22 h4 y46 ff3 fs0 fc0 sc0 ls1 ws0">(</div><div class="t m3 x9e h15 y47 ffa fs6 fc0 sc0 ls1 ws0">S<span class="_ _2"></span>c<span class="_ _7"></span>h<span class="_ _7"></span>o<span class="_ _6"></span>o<span class="_ _6"></span>l</div><div class="t m0 xb4 h6 y48 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m3 xb5 h15 y47 ffa fs6 fc0 sc0 ls1 ws0">o</div><div class="t m3 xb h15 y49 ffa fs6 fc0 sc0 ls1 ws0">f</div><div class="t m0 xb6 h6 y4a ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m3 x3e h15 y47 ffa fs6 fc0 sc0 ls1 ws0">D<span class="_ _b"></span>a<span class="_ _6"></span>t<span class="_ _6"></span>a</div><div class="t m0 xe h6 y48 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m3 xb7 h15 y47 ffa fs6 fc0 sc0 ls1 ws0">a<span class="_ _2"></span>n<span class="_ _1"></span>d</div><div class="t m0 xb8 h6 y48 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m3 x41 h15 y47 ffa fs6 fc0 sc0 ls1 ws0">C<span class="_ _1"></span>o<span class="_ _d"></span>m</div><div class="t m3 xb9 h15 y49 ffa fs6 fc0 sc0 ls1 ws0">p</div><div class="t m3 x44 h15 y47 ffa fs6 fc0 sc0 ls1 ws0">u<span class="_ _6"></span>t<span class="_ _5"></span>e<span class="_ _6"></span>r</div><div class="t m0 x39 h6 y48 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m3 x13 h15 y47 ffa fs6 fc0 sc0 ls1 ws0">S<span class="_ _2"></span>c<span class="_ _5"></span>i<span class="_ _a"></span>e<span class="_ _7"></span>n<span class="_ _6"></span>c<span class="_ _6"></span>e</div><div class="t m0 x65 h4 y46 ff3 fs0 fc0 sc0 ls1 ws0">,</div><div class="t m3 xba h15 y47 ffa fs6 fc0 sc0 ls1 ws0">S<span class="_ _1"></span>u<span class="_ _2"></span>n</div><div class="t m0 x67 h6 y48 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m3 x67 h15 y47 ffa fs6 fc0 sc0 ls1 ws0">Y<span class="_ _d"></span>a<span class="_ _6"></span>t</div><div class="t m1 x4a h3 y48 ff2 fs0 fc0 sc0 ls1 ws0">-</div><div class="t m3 xbb h15 y47 ffa fs6 fc0 sc0 ls1 ws0">s<span class="_ _a"></span>e<span class="_ _6"></span>n</div><div class="t m0 x9c h6 y48 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m3 x4c h15 y47 ffa fs6 fc0 sc0 ls1 ws0">U<span class="_ _b"></span>n<span class="_ _6"></span>i<span class="_ _6"></span>v<span class="_ _6"></span>e<span class="_ _6"></span>r<span class="_ _a"></span>s<span class="_ _5"></span>i<span class="_ _5"></span>t</div><div class="t m3 x82 h15 y49 ffa fs6 fc0 sc0 ls1 ws0">y</div><div class="t m0 xbc h4 y46 ff3 fs0 fc0 sc0 ls1 ws0">,</div><div class="t m3 x50 h15 y47 ffa fs6 fc0 sc0 ls1 ws0">G<span class="_ _d"></span>u<span class="_ _2"></span>a<span class="_ _2"></span>n</div><div class="t m3 xbd h15 y49 ffa fs6 fc0 sc0 ls1 ws0">g</div><div class="t m3 xbe h15 y47 ffa fs6 fc0 sc0 ls1 ws0">z<span class="_ _2"></span>h<span class="_ _7"></span>o<span class="_ _2"></span>u</div><div class="t m0 xbf h3 y47 ff2 fs0 fc0 sc0 ls1 ws0">5<span class="_ _2"></span>1<span class="_ _2"></span>0<span class="_ _2"></span>0<span class="_ _2"></span>0<span class="_ _2"></span>6</div><div class="t m0 x57 h4 y46 ff3 fs0 fc0 sc0 ls1 ws0">)</div><div class="t m0 x22 h4 y4b ff3 fs0 fc0 sc0 ls1 ws0">(</div><div class="t m3 x9 h15 y4c ffa fs6 fc0 sc0 ls1 ws0">N<span class="_ _9"></span>a<span class="_ _6"></span>t<span class="_ _12"></span>i<span class="_ _a"></span>o<span class="_ _2"></span>n<span class="_ _2"></span>a<span class="_ _6"></span>l</div><div class="t m0 xc0 h6 y4d ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m3 x24 h15 y4c ffa fs6 fc0 sc0 ls1 ws0">E<span class="_ _d"></span>n</div><div class="t m3 xc1 h15 y4e ffa fs6 fc0 sc0 ls1 ws0">g</div><div class="t m3 xc2 h15 y4c ffa fs6 fc0 sc0 ls1 ws0">i<span class="_ _6"></span>n<span class="_ _6"></span>e<span class="_ _6"></span>e<span class="_ _6"></span>r<span class="_ _5"></span>i<span class="_ _6"></span>n</div><div class="t m3 x41 h15 y4e ffa fs6 fc0 sc0 ls1 ws0">g</div><div class="t m0 xc3 h6 y4f ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m3 xc4 h15 y4c ffa fs6 fc0 sc0 ls1 ws0">R<span class="_ _1"></span>e<span class="_ _a"></span>s<span class="_ _a"></span>e<span class="_ _6"></span>a<span class="_ _2"></span>r<span class="_ _a"></span>c<span class="_ _2"></span>h</div><div class="t m0 x93 h6 y4d ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m3 x30 h15 y4c ffa fs6 fc0 sc0 ls1 ws0">C<span class="_ _2"></span>e<span class="_ _7"></span>n<span class="_ _6"></span>t<span class="_ _5"></span>e<span class="_ _6"></span>r</div><div class="t m0 xa5 h6 y4d ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m3 x2d h15 y4c ffa fs6 fc0 sc0 ls1 ws0">o</div><div class="t m3 xba h15 y4e ffa fs6 fc0 sc0 ls1 ws0">f</div><div class="t m0 x7e h6 y4f ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m3 xc5 h15 y4c ffa fs6 fc0 sc0 ls1 ws0">D<span class="_ _1"></span>i</div><div class="t m3 xa7 h15 y4e ffa fs6 fc0 sc0 ls1 ws0">g</div><div class="t m3 xc6 h15 y4c ffa fs6 fc0 sc0 ls1 ws0">i<span class="_ _5"></span>t<span class="_ _a"></span>a<span class="_ _7"></span>l</div><div class="t m0 xc7 h6 y4d ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m3 x4b h15 y4c ffa fs6 fc0 sc0 ls1 ws0">L<span class="_ _7"></span>i</div><div class="t m3 xc8 h15 y4e ffa fs6 fc0 sc0 ls1 ws0">f</div><div class="t m3 x9d h15 y4c ffa fs6 fc0 sc0 ls1 ws0">e</div><div class="t m0 x69 h4 y4b ff3 fs0 fc0 sc0 ls1 ws0">(</div><div class="t m3 xc9 h15 y4c ffa fs6 fc0 sc0 ls1 ws0">S<span class="_ _1"></span>u<span class="_ _2"></span>n</div><div class="t m0 x82 h6 y4d ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m3 xca h15 y4c ffa fs6 fc0 sc0 ls1 ws0">Y<span class="_ _d"></span>a<span class="_ _6"></span>t</div><div class="t m1 x3d h3 y4d ff2 fs0 fc0 sc0 ls1 ws0">-</div><div class="t m3 xcb h15 y4c ffa fs6 fc0 sc0 ls1 ws0">s<span class="_ _a"></span>e<span class="_ _6"></span>n</div><div class="t m0 xcc h6 y4d ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m3 xcd h15 y4c ffa fs6 fc0 sc0 ls1 ws0">U<span class="_ _b"></span>n<span class="_ _6"></span>i<span class="_ _6"></span>v<span class="_ _6"></span>e<span class="_ _6"></span>r<span class="_ _a"></span>s<span class="_ _5"></span>i<span class="_ _5"></span>t</div><div class="t m3 x2 h15 y4e ffa fs6 fc0 sc0 ls1 ws0">y</div><div class="t m0 x87 h4 y4b ff3 fs0 fc0 sc0 ls1 ws0">)<span class="_ _2"></span>,</div><div class="t m3 x6f h15 y4c ffa fs6 fc0 sc0 ls1 ws0">G<span class="_ _d"></span>u<span class="_ _2"></span>a<span class="_ _2"></span>n</div><div class="t m3 xce h15 y4e ffa fs6 fc0 sc0 ls1 ws0">g</div><div class="t m3 xcf h15 y4c ffa fs6 fc0 sc0 ls1 ws0">z<span class="_ _2"></span>h<span class="_ _7"></span>o<span class="_ _2"></span>u</div><div class="t m0 xd0 h3 y4c ff2 fs0 fc0 sc0 ls1 ws0">5<span class="_ _2"></span>1<span class="_ _2"></span>0<span class="_ _2"></span>0<span class="_ _2"></span>0<span class="_ _2"></span>6</div><div class="t m0 xac h4 y4b ff3 fs0 fc0 sc0 ls1 ws0">)</div><div class="t m0 xd1 h16 y50 ff9 fs5 fc0 sc0 ls1 ws0">A<span class="_ _1"></span>b<span class="_ _5"></span>s<span class="_ _4"></span>t<span class="_ _12"></span>r<span class="_ _5"></span>a<span class="_ _5"></span>c<span class="_ _12"></span>t</div><div class="t m0 xb1 h14 y51 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xd2 h13 y50 ff2 fs5 fc0 sc0 ls1 ws0">B<span class="_ _a"></span>l<span class="_ _12"></span>o<span class="_ _6"></span>c<span class="_ _a"></span>k<span class="_ _6"></span>c<span class="_ _6"></span>h<span class="_ _6"></span>a<span class="_ _15"></span>i<span class="_ _5"></span>n</div><div class="t m0 xd3 h14 y51 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xd4 h13 y50 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _12"></span>e<span class="_ _a"></span>c<span class="_ _6"></span>h<span class="_ _7"></span>n<span class="_ _6"></span>o<span class="_ _5"></span>l<span class="_ _12"></span>o</div><div class="t m0 xd5 h13 y52 ff2 fs5 fc0 sc0 ls1 ws0">g<span class="_ _6"></span>y</div><div class="t m0 xd6 h14 y53 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xd7 h13 y50 ff2 fs5 fc0 sc0 ls1 ws0">i<span class="_ _4"></span>s</div><div class="t m0 x7f h14 y51 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x66 h13 y50 ff2 fs5 fc0 sc0 ls1 ws0">a</div><div class="t m0 xa7 h14 y51 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xc6 h13 y50 ff2 fs5 fc0 sc0 ls1 ws0">n<span class="_ _6"></span>e<span class="_ _2"></span>w</div><div class="t m0 x4b h14 y51 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xd8 h13 y50 ff2 fs5 fc0 sc0 ls1 ws0">e<span class="_ _1"></span>m<span class="_ _d"></span>e<span class="_ _5"></span>r</div><div class="t m0 xc9 h13 y52 ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 xd9 h13 y50 ff2 fs5 fc0 sc0 ls1 ws0">i<span class="_ _12"></span>n</div><div class="t m0 x81 h13 y52 ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 x6b h14 y53 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xda h13 y50 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _12"></span>e<span class="_ _a"></span>c<span class="_ _6"></span>h<span class="_ _7"></span>n<span class="_ _6"></span>o<span class="_ _5"></span>l<span class="_ _12"></span>o</div><div class="t m0 x85 h13 y52 ff2 fs5 fc0 sc0 ls1 ws0">g<span class="_ _6"></span>y</div><div class="t m0 xdb h14 y53 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xdc h13 y50 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _a"></span>h<span class="_ _6"></span>a<span class="_ _12"></span>t</div><div class="t m0 xdd h14 y51 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xde h13 y50 ff2 fs5 fc0 sc0 ls1 ws0">h<span class="_ _6"></span>a<span class="_ _5"></span>s</div><div class="t m0 x70 h14 y51 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x59 h13 y50 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _a"></span>h<span class="_ _6"></span>e</div><div class="t m0 xdf h14 y51 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xe0 h13 y52 ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 xe1 h13 y50 ff2 fs5 fc0 sc0 ls1 ws0">o<span class="_ _5"></span>t<span class="_ _12"></span>e<span class="_ _6"></span>n<span class="_ _a"></span>t<span class="_ _15"></span>i<span class="_ _15"></span>a<span class="_ _12"></span>l</div><div class="t m0 x8 h14 y51 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xe2 h13 y50 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _5"></span>o</div><div class="t m0 xe3 h14 y51 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x8e h13 y50 ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _a"></span>v<span class="_ _6"></span>o<span class="_ _5"></span>l<span class="_ _12"></span>u<span class="_ _a"></span>t<span class="_ _15"></span>i<span class="_ _12"></span>o<span class="_ _6"></span>n<span class="_ _5"></span>i<span class="_ _15"></span>z<span class="_ _5"></span>e</div><div class="t m0 xe4 h13 y54 ff2 fs5 fc0 sc0 ls1 ws0">m<span class="_ _1"></span>a<span class="_ _6"></span>n</div><div class="t m0 xb0 h13 y55 ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 x97 h14 y56 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x9f h13 y54 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _12"></span>r<span class="_ _5"></span>a<span class="_ _6"></span>d<span class="_ _4"></span>i<span class="_ _15"></span>t<span class="_ _15"></span>i<span class="_ _12"></span>o<span class="_ _6"></span>n<span class="_ _6"></span>a<span class="_ _12"></span>l</div><div class="t m0 xe5 h14 y57 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x7b h13 y54 ff2 fs5 fc0 sc0 ls1 ws0">i<span class="_ _12"></span>n<span class="_ _7"></span>d<span class="_ _7"></span>u<span class="_ _6"></span>s<span class="_ _12"></span>t<span class="_ _12"></span>r<span class="_ _15"></span>i<span class="_ _4"></span>e<span class="_ _5"></span>s<span class="_ _10"></span>.<span class="_ _c"></span>S<span class="_ _5"></span>i<span class="_ _12"></span>n<span class="_ _6"></span>c<span class="_ _5"></span>e</div><div class="t m0 x9a h14 y57 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xe6 h13 y54 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _a"></span>h<span class="_ _6"></span>e</div><div class="t m0 xe7 h14 y57 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xd8 h13 y54 ff2 fs5 fc0 sc0 ls1 ws0">c<span class="_ _12"></span>r<span class="_ _5"></span>e<span class="_ _a"></span>a<span class="_ _5"></span>t<span class="_ _13"></span>i<span class="_ _12"></span>o<span class="_ _7"></span>n</div><div class="t m0 x81 h14 y57 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xe8 h13 y54 ff2 fs5 fc0 sc0 ls1 ws0">o<span class="_ _5"></span>f</div><div class="t m0 xe9 h14 y57 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xea h13 y54 ff2 fs5 fc0 sc0 ls1 ws0">B<span class="_ _5"></span>i<span class="_ _15"></span>t<span class="_ _12"></span>c<span class="_ _6"></span>o<span class="_ _4"></span>i<span class="_ _5"></span>n</div><div class="t m0 xeb h17 y58 ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xec h13 y54 ff2 fs5 fc0 sc0 ls1 ws0">w<span class="_ _d"></span>h<span class="_ _5"></span>i<span class="_ _4"></span>c<span class="_ _6"></span>h</div><div class="t m0 xed h14 y57 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xee h13 y54 ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e</div><div class="t m0 xef h13 y55 ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x72 h13 y54 ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _5"></span>s<span class="_ _5"></span>e<span class="_ _6"></span>n<span class="_ _a"></span>t<span class="_ _12"></span>s</div><div class="t m0 x74 h14 y57 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xf0 h13 y54 ff2 fs5 fc0 sc0 ls1 ws0">b<span class="_ _5"></span>l<span class="_ _12"></span>o<span class="_ _a"></span>c<span class="_ _6"></span>k<span class="_ _6"></span>c<span class="_ _a"></span>h<span class="_ _6"></span>a<span class="_ _4"></span>i<span class="_ _5"></span>n</div><div class="t m0 x5e h14 y57 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xf1 h13 y54 ff2 fs5 fc0 sc0 ls1 ws0">1<span class="_ _0"></span>.<span class="_ _1"></span>0</div><div class="t m0 xf2 h17 y58 ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x23 h13 y59 ff2 fs5 fc0 sc0 ls1 ws0">b<span class="_ _5"></span>l<span class="_ _12"></span>o<span class="_ _a"></span>c<span class="_ _6"></span>k<span class="_ _6"></span>c<span class="_ _a"></span>h<span class="_ _6"></span>a<span class="_ _4"></span>i<span class="_ _5"></span>n</div><div class="t m0 xf3 h14 y5a ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x3f h13 y59 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _12"></span>e<span class="_ _a"></span>c<span class="_ _6"></span>h<span class="_ _7"></span>n<span class="_ _6"></span>o<span class="_ _5"></span>l<span class="_ _12"></span>o</div><div class="t m0 xb9 h13 y5b ff2 fs5 fc0 sc0 ls1 ws0">g<span class="_ _6"></span>y</div><div class="t m0 xf4 h14 y5c ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x7d h13 y59 ff2 fs5 fc0 sc0 ls1 ws0">h<span class="_ _6"></span>a<span class="_ _5"></span>s</div><div class="t m0 x3a h14 y5a ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xa4 h13 y59 ff2 fs5 fc0 sc0 ls1 ws0">b<span class="_ _6"></span>e<span class="_ _5"></span>e<span class="_ _6"></span>n</div><div class="t m0 x65 h14 y5a ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xd6 h13 y59 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _12"></span>t<span class="_ _12"></span>t<span class="_ _4"></span>r<span class="_ _5"></span>a<span class="_ _a"></span>c<span class="_ _12"></span>t<span class="_ _15"></span>i<span class="_ _12"></span>n</div><div class="t m0 x99 h13 y5b ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 x3b h14 y5c ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x9c h13 y59 ff2 fs5 fc0 sc0 ls1 ws0">e<span class="_ _6"></span>x<span class="_ _5"></span>t<span class="_ _5"></span>e<span class="_ _6"></span>n<span class="_ _a"></span>s<span class="_ _15"></span>i<span class="_ _5"></span>v<span class="_ _a"></span>e</div><div class="t m0 xda h14 y5a ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xf5 h13 y59 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _12"></span>t<span class="_ _12"></span>t<span class="_ _12"></span>e<span class="_ _6"></span>n<span class="_ _5"></span>t<span class="_ _15"></span>i<span class="_ _12"></span>o<span class="_ _7"></span>n</div><div class="t m0 xf6 h14 y5a ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xeb h13 y59 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _6"></span>n<span class="_ _7"></span>d</div><div class="t m0 xf7 h14 y5a ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xf8 h13 y59 ff2 fs5 fc0 sc0 ls1 ws0">a</div><div class="t m0 x88 h14 y5a ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xf9 h13 y5d ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 x4 h13 y5e ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _5"></span>a<span class="_ _5"></span>t</div><div class="t m0 xce h14 y5a ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x71 h13 y59 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _d"></span>m<span class="_ _d"></span>o<span class="_ _7"></span>u<span class="_ _7"></span>n<span class="_ _a"></span>t</div><div class="t m0 x19 h14 y5a ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x36 h13 y59 ff2 fs5 fc0 sc0 ls1 ws0">o<span class="_ _5"></span>f</div><div class="t m0 x1b h14 y5a ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xac h13 y59 ff2 fs5 fc0 sc0 ls1 ws0">u<span class="_ _6"></span>s<span class="_ _5"></span>e<span class="_ _12"></span>r</div><div class="t m0 xfa h14 y5a ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xfb h13 y59 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _12"></span>r<span class="_ _5"></span>a<span class="_ _6"></span>n<span class="_ _a"></span>s<span class="_ _a"></span>a<span class="_ _5"></span>c<span class="_ _12"></span>t<span class="_ _15"></span>i<span class="_ _12"></span>o<span class="_ _7"></span>n</div><div class="t m0 x23 h13 y5f ff2 fs5 fc0 sc0 ls1 ws0">d<span class="_ _6"></span>a<span class="_ _12"></span>t<span class="_ _12"></span>a</div><div class="t m0 xfc h14 y60 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xa h13 y5f ff2 fs5 fc0 sc0 ls1 ws0">h<span class="_ _6"></span>a<span class="_ _5"></span>s</div><div class="t m0 xa0 h14 y60 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xc1 h13 y5f ff2 fs5 fc0 sc0 ls1 ws0">b<span class="_ _6"></span>e<span class="_ _5"></span>e<span class="_ _6"></span>n</div><div class="t m0 x94 h14 y60 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x7a h13 y5f ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _5"></span>c<span class="_ _5"></span>c<span class="_ _6"></span>u<span class="_ _b"></span>m<span class="_ _b"></span>u<span class="_ _5"></span>l<span class="_ _12"></span>a<span class="_ _12"></span>t<span class="_ _5"></span>e<span class="_ _a"></span>d<span class="_ _0"></span>.<span class="_ _0"></span>F<span class="_ _2"></span>u<span class="_ _a"></span>r<span class="_ _12"></span>t<span class="_ _a"></span>h<span class="_ _6"></span>e<span class="_ _5"></span>r<span class="_ _1"></span>m<span class="_ _b"></span>o<span class="_ _5"></span>r<span class="_ _5"></span>e</div><div class="t m0 xfd h17 y61 ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x9c h13 y5f ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _a"></span>h<span class="_ _6"></span>e</div><div class="t m0 xfe h14 y60 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xc9 h13 y5f ff2 fs5 fc0 sc0 ls1 ws0">b<span class="_ _12"></span>i<span class="_ _15"></span>r<span class="_ _12"></span>t<span class="_ _a"></span>h</div><div class="t m0 xda h14 y60 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xff h13 y5f ff2 fs5 fc0 sc0 ls1 ws0">o<span class="_ _5"></span>f</div><div class="t m0 x100 h14 y60 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x101 h13 y5f ff2 fs5 fc0 sc0 ls1 ws0">E<span class="_ _6"></span>t<span class="_ _a"></span>h<span class="_ _6"></span>e<span class="_ _5"></span>r<span class="_ _5"></span>e<span class="_ _6"></span>u<span class="_ _b"></span>m</div><div class="t m0 xf7 h17 y61 ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xdd h13 y5f ff2 fs5 fc0 sc0 ls1 ws0">w<span class="_ _d"></span>h<span class="_ _5"></span>i<span class="_ _4"></span>c<span class="_ _6"></span>h</div><div class="t m0 x5a h14 y60 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xef h13 y5f ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e</div><div class="t m0 xab h13 y62 ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x102 h13 y5f ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _5"></span>s<span class="_ _5"></span>e<span class="_ _6"></span>n<span class="_ _a"></span>t<span class="_ _12"></span>s</div><div class="t m0 x7 h14 y60 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x103 h13 y5f ff2 fs5 fc0 sc0 ls1 ws0">b<span class="_ _5"></span>l<span class="_ _12"></span>o<span class="_ _a"></span>c<span class="_ _6"></span>k<span class="_ _6"></span>c<span class="_ _a"></span>h<span class="_ _6"></span>a<span class="_ _4"></span>i<span class="_ _5"></span>n</div><div class="t m0 x104 h14 y60 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x91 h13 y5f ff2 fs5 fc0 sc0 ls1 ws0">2<span class="_ _0"></span>.<span class="_ _15"></span>0</div><div class="t m0 xf2 h17 y61 ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x23 h13 y63 ff2 fs5 fc0 sc0 ls1 ws0">f<span class="_ _5"></span>u<span class="_ _6"></span>r<span class="_ _4"></span>t<span class="_ _a"></span>h<span class="_ _6"></span>e<span class="_ _5"></span>r</div><div class="t m0 x24 h14 y64 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x3e h13 y63 ff2 fs5 fc0 sc0 ls1 ws0">e<span class="_ _6"></span>n<span class="_ _a"></span>r<span class="_ _15"></span>i<span class="_ _4"></span>c<span class="_ _6"></span>h<span class="_ _6"></span>e<span class="_ _5"></span>s</div><div class="t m0 xb8 h14 y64 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xe5 h13 y63 ff2 fs5 fc0 sc0 ls1 ws0">d<span class="_ _6"></span>a<span class="_ _12"></span>t<span class="_ _12"></span>a</div><div class="t m0 x38 h14 y64 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x105 h13 y63 ff2 fs5 fc0 sc0 ls1 ws0">t</div><div class="t m0 xf4 h13 y65 ff2 fs5 fc0 sc0 ls1 ws0">y<span class="_ _6"></span>p</div><div class="t m0 x39 h13 y63 ff2 fs5 fc0 sc0 ls1 ws0">e</div><div class="t m0 x2a h14 y64 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x30 h13 y63 ff2 fs5 fc0 sc0 ls1 ws0">i<span class="_ _12"></span>n</div><div class="t m0 x63 h14 y64 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x106 h13 y63 ff2 fs5 fc0 sc0 ls1 ws0">b<span class="_ _5"></span>l<span class="_ _12"></span>o<span class="_ _a"></span>c<span class="_ _6"></span>k<span class="_ _6"></span>c<span class="_ _a"></span>h<span class="_ _6"></span>a<span class="_ _4"></span>i<span class="_ _5"></span>n<span class="_ _0"></span>.<span class="_ _3"></span>W<span class="_ _3"></span>h<span class="_ _12"></span>i<span class="_ _13"></span>l<span class="_ _12"></span>e</div><div class="t m0 x69 h14 y64 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xc9 h13 y63 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _a"></span>h<span class="_ _6"></span>e</div><div class="t m0 x82 h14 y64 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x6b h13 y65 ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x107 h13 y63 ff2 fs5 fc0 sc0 ls1 ws0">o</div><div class="t m0 xe9 h13 y65 ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x108 h13 y63 ff2 fs5 fc0 sc0 ls1 ws0">u<span class="_ _5"></span>l<span class="_ _4"></span>a<span class="_ _5"></span>r<span class="_ _15"></span>i<span class="_ _15"></span>t</div><div class="t m0 x109 h13 y65 ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 x6d h14 y66 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x6e h13 y63 ff2 fs5 fc0 sc0 ls1 ws0">o<span class="_ _5"></span>f</div><div class="t m0 x54 h14 y64 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x10a h13 y63 ff2 fs5 fc0 sc0 ls1 ws0">b<span class="_ _5"></span>l<span class="_ _12"></span>o<span class="_ _a"></span>c<span class="_ _6"></span>k<span class="_ _6"></span>c<span class="_ _a"></span>h<span class="_ _6"></span>a<span class="_ _4"></span>i<span class="_ _5"></span>n</div><div class="t m0 x10b h14 y64 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x10c h13 y63 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _12"></span>e<span class="_ _a"></span>c<span class="_ _6"></span>h<span class="_ _7"></span>n<span class="_ _6"></span>o<span class="_ _5"></span>l<span class="_ _12"></span>o</div><div class="t m0 xf0 h13 y65 ff2 fs5 fc0 sc0 ls1 ws0">g<span class="_ _6"></span>y</div><div class="t m0 x10d h14 y66 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xad h13 y63 ff2 fs5 fc0 sc0 ls1 ws0">b<span class="_ _a"></span>r<span class="_ _15"></span>i<span class="_ _5"></span>n</div><div class="t m0 x10e h13 y65 ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 x90 h13 y63 ff2 fs5 fc0 sc0 ls1 ws0">i<span class="_ _12"></span>n</div><div class="t m0 x10f h13 y65 ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 x110 h14 y66 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xf1 h13 y63 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _6"></span>b<span class="_ _6"></span>o<span class="_ _7"></span>u<span class="_ _a"></span>t</div><div class="t m0 x23 h13 y67 ff2 fs5 fc0 sc0 ls1 ws0">a</div><div class="t m0 x111 h14 y68 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x112 h13 y67 ff2 fs5 fc0 sc0 ls1 ws0">l<span class="_ _12"></span>o<span class="_ _5"></span>t</div><div class="t m0 xb5 h14 y68 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x97 h13 y67 ff2 fs5 fc0 sc0 ls1 ws0">o<span class="_ _5"></span>f</div><div class="t m0 x24 h14 y68 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x2f h13 y67 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _12"></span>e<span class="_ _a"></span>c<span class="_ _6"></span>h<span class="_ _7"></span>n<span class="_ _12"></span>i<span class="_ _4"></span>c<span class="_ _5"></span>a<span class="_ _12"></span>l</div><div class="t m0 x10 h14 y68 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x113 h13 y67 ff2 fs5 fc0 sc0 ls1 ws0">i<span class="_ _12"></span>n<span class="_ _2"></span>n<span class="_ _6"></span>o<span class="_ _6"></span>v<span class="_ _6"></span>a<span class="_ _12"></span>t<span class="_ _15"></span>i<span class="_ _12"></span>o<span class="_ _6"></span>n</div><div class="t m0 x63 h17 y69 ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x48 h13 y67 ff2 fs5 fc0 sc0 ls1 ws0">i<span class="_ _15"></span>t</div><div class="t m0 x95 h14 y68 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x2d h13 y67 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _12"></span>l<span class="_ _4"></span>s<span class="_ _a"></span>o</div><div class="t m0 x66 h14 y68 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x67 h13 y67 ff2 fs5 fc0 sc0 ls1 ws0">l<span class="_ _4"></span>e<span class="_ _a"></span>a<span class="_ _6"></span>d<span class="_ _a"></span>s</div><div class="t m0 xc7 h14 y68 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x3b h13 y67 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _5"></span>o</div><div class="t m0 x114 h14 y68 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x115 h13 y67 ff2 fs5 fc0 sc0 ls1 ws0">m<span class="_ _1"></span>a<span class="_ _6"></span>n</div><div class="t m0 xa9 h13 y6a ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 x81 h14 y6b ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xca h13 y67 ff2 fs5 fc0 sc0 ls1 ws0">n<span class="_ _6"></span>e<span class="_ _2"></span>w</div><div class="t m0 x100 h14 y68 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x116 h13 y6c ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x117 h13 y6d ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _a"></span>o<span class="_ _6"></span>b<span class="_ _5"></span>l<span class="_ _12"></span>e<span class="_ _1"></span>m<span class="_ _1"></span>s</div><div class="t m0 x2 h17 y69 ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x55 h13 y67 ff2 fs5 fc0 sc0 ls1 ws0">s<span class="_ _6"></span>u<span class="_ _a"></span>c<span class="_ _6"></span>h</div><div class="t m0 x118 h14 y68 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x8b h13 y67 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _5"></span>s</div><div class="t m0 x119 h14 y68 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xcf h13 y67 ff2 fs5 fc0 sc0 ls1 ws0">u<span class="_ _6"></span>s<span class="_ _5"></span>e<span class="_ _12"></span>r</div><div class="t m0 x5c h14 y68 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x8c h13 y6c ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x11a h13 y6d ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _15"></span>i<span class="_ _12"></span>v<span class="_ _6"></span>a<span class="_ _5"></span>c</div><div class="t m0 x11b h13 y6c ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 x11c h14 y6b ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x11d h13 y67 ff2 fs5 fc0 sc0 ls1 ws0">d<span class="_ _12"></span>i<span class="_ _4"></span>s<span class="_ _5"></span>c<span class="_ _4"></span>l<span class="_ _12"></span>o<span class="_ _6"></span>s<span class="_ _a"></span>u<span class="_ _a"></span>r<span class="_ _5"></span>e</div><div class="t m0 x5f h14 y68 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x60 h13 y67 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _6"></span>n<span class="_ _7"></span>d</div><div class="t m0 x11e h13 y6e ff2 fs5 fc0 sc0 ls1 ws0">i<span class="_ _13"></span>l<span class="_ _13"></span>l<span class="_ _12"></span>e</div><div class="t m0 x11f h13 y6f ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 xb0 h13 y6e ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _12"></span>l</div><div class="t m0 x120 h14 y70 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x9f h13 y6e ff2 fs5 fc0 sc0 ls1 ws0">f<span class="_ _13"></span>i<span class="_ _5"></span>n<span class="_ _6"></span>a<span class="_ _6"></span>n<span class="_ _a"></span>c<span class="_ _4"></span>i<span class="_ _4"></span>a<span class="_ _12"></span>l</div><div class="t m0 x121 h14 y70 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xb8 h13 y6e ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _5"></span>c<span class="_ _12"></span>t<span class="_ _15"></span>i<span class="_ _12"></span>v<span class="_ _12"></span>i<span class="_ _15"></span>t<span class="_ _13"></span>i<span class="_ _4"></span>e<span class="_ _a"></span>s<span class="_ _10"></span>.<span class="_ _1a"></span>H<span class="_ _10"></span>o<span class="_ _1"></span>w<span class="_ _1"></span>e<span class="_ _6"></span>v<span class="_ _a"></span>e<span class="_ _5"></span>r</div><div class="t m0 x122 h17 y71 ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xe6 h13 y6e ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _a"></span>h<span class="_ _6"></span>e</div><div class="t m0 x99 h14 y70 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xfd h13 y72 ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x9c h13 y73 ff2 fs5 fc0 sc0 ls1 ws0">u<span class="_ _7"></span>b<span class="_ _5"></span>l<span class="_ _13"></span>i<span class="_ _15"></span>c</div><div class="t m0 x6a h14 y70 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x123 h13 y6e ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _5"></span>c<span class="_ _5"></span>c<span class="_ _a"></span>e<span class="_ _5"></span>s<span class="_ _5"></span>s<span class="_ _4"></span>i<span class="_ _12"></span>b<span class="_ _5"></span>l<span class="_ _12"></span>e</div><div class="t m0 xbd h14 y70 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x124 h13 y6e ff2 fs5 fc0 sc0 ls1 ws0">o<span class="_ _5"></span>f</div><div class="t m0 x125 h14 y70 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x6e h13 y6e ff2 fs5 fc0 sc0 ls1 ws0">b<span class="_ _5"></span>l<span class="_ _12"></span>o<span class="_ _a"></span>c<span class="_ _6"></span>k<span class="_ _6"></span>c<span class="_ _a"></span>h<span class="_ _6"></span>a<span class="_ _4"></span>i<span class="_ _5"></span>n</div><div class="t m0 x126 h14 y70 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x5a h13 y6e ff2 fs5 fc0 sc0 ls1 ws0">d<span class="_ _6"></span>a<span class="_ _12"></span>t<span class="_ _12"></span>a</div><div class="t m0 x102 h14 y70 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x127 h13 y72 ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 xd0 h13 y73 ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _a"></span>o<span class="_ _6"></span>v<span class="_ _12"></span>i<span class="_ _12"></span>d<span class="_ _6"></span>e<span class="_ _5"></span>s</div><div class="t m0 x10d h14 y70 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x11d h13 y6e ff2 fs5 fc0 sc0 ls1 ws0">u<span class="_ _7"></span>n</div><div class="t m0 x128 h13 y6f ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x76 h13 y6e ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _5"></span>c<span class="_ _5"></span>e<span class="_ _6"></span>d<span class="_ _6"></span>e<span class="_ _a"></span>n<span class="_ _a"></span>t<span class="_ _5"></span>e<span class="_ _a"></span>d</div><div class="t m0 x23 h13 y74 ff2 fs5 fc0 sc0 ls1 ws0">o</div><div class="t m0 x129 h13 y75 ff2 fs5 fc0 sc0 ls1 ws0">p<span class="_ _7"></span>p</div><div class="t m0 x12a h13 y74 ff2 fs5 fc0 sc0 ls1 ws0">o<span class="_ _5"></span>r<span class="_ _12"></span>t<span class="_ _a"></span>u<span class="_ _7"></span>n<span class="_ _5"></span>i<span class="_ _13"></span>t</div><div class="t m0 xf3 h13 y75 ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 x12b h14 y76 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xf h13 y74 ff2 fs5 fc0 sc0 ls1 ws0">f<span class="_ _5"></span>o<span class="_ _5"></span>r</div><div class="t m0 xb8 h14 y77 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x113 h13 y74 ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _5"></span>s<span class="_ _5"></span>e<span class="_ _a"></span>a<span class="_ _5"></span>r<span class="_ _5"></span>c<span class="_ _6"></span>h<span class="_ _6"></span>e<span class="_ _12"></span>r<span class="_ _5"></span>s</div><div class="t m0 x63 h14 y77 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x12c h13 y74 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _5"></span>o</div><div class="t m0 x2d h14 y77 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x12d h13 y74 ff2 fs5 fc0 sc0 ls1 ws0">u<span class="_ _7"></span>n<span class="_ _7"></span>d<span class="_ _6"></span>e<span class="_ _12"></span>r<span class="_ _5"></span>s<span class="_ _12"></span>t<span class="_ _5"></span>a<span class="_ _6"></span>n<span class="_ _6"></span>d</div><div class="t m0 x12e h14 y77 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xa8 h13 y74 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _6"></span>n<span class="_ _7"></span>d</div><div class="t m0 x12f h14 y77 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x4e h13 y74 ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _5"></span>s<span class="_ _a"></span>o<span class="_ _5"></span>l<span class="_ _12"></span>v<span class="_ _a"></span>e</div><div class="t m0 x130 h14 y77 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x51 h13 y74 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _a"></span>h<span class="_ _6"></span>e<span class="_ _5"></span>s<span class="_ _5"></span>e</div><div class="t m0 x54 h14 y77 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x2 h13 y78 ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x55 h13 y79 ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _a"></span>o<span class="_ _6"></span>b<span class="_ _5"></span>l<span class="_ _12"></span>e<span class="_ _1"></span>m<span class="_ _1"></span>s</div><div class="t m0 x71 h14 y77 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xdf h13 y74 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _a"></span>h<span class="_ _a"></span>r<span class="_ _a"></span>o<span class="_ _7"></span>u</div><div class="t m0 x131 h13 y75 ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 x36 h13 y74 ff2 fs5 fc0 sc0 ls1 ws0">h</div><div class="t m0 xf0 h14 y77 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x103 h13 y74 ff2 fs5 fc0 sc0 ls1 ws0">b<span class="_ _5"></span>l<span class="_ _12"></span>o<span class="_ _a"></span>c<span class="_ _6"></span>k<span class="_ _6"></span>c<span class="_ _a"></span>h<span class="_ _6"></span>a<span class="_ _4"></span>i<span class="_ _5"></span>n</div><div class="t m0 x104 h14 y77 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x92 h13 y74 ff2 fs5 fc0 sc0 ls1 ws0">d<span class="_ _6"></span>a<span class="_ _12"></span>t<span class="_ _12"></span>a</div><div class="t m0 x23 h13 y7a ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _6"></span>n<span class="_ _6"></span>a<span class="_ _4"></span>l</div><div class="t m0 xb0 h13 y7b ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 xa h13 y7a ff2 fs5 fc0 sc0 ls1 ws0">s<span class="_ _15"></span>i<span class="_ _4"></span>s<span class="_ _10"></span>.<span class="_ _11"></span>T<span class="_ _d"></span>h<span class="_ _2"></span>u<span class="_ _6"></span>s</div><div class="t m0 x132 h17 y7c ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x11 h13 y7a ff2 fs5 fc0 sc0 ls1 ws0">i<span class="_ _15"></span>t</div><div class="t m0 x42 h14 y7d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x133 h13 y7a ff2 fs5 fc0 sc0 ls1 ws0">i<span class="_ _4"></span>s</div><div class="t m0 x105 h14 y7d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xf4 h13 y7a ff2 fs5 fc0 sc0 ls1 ws0">o<span class="_ _5"></span>f</div><div class="t m0 x12 h14 y7d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x134 h13 y7e ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 x3a h13 y7f ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _5"></span>a<span class="_ _5"></span>t</div><div class="t m0 x135 h14 y7d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x136 h13 y7a ff2 fs5 fc0 sc0 ls1 ws0">s<span class="_ _15"></span>i</div><div class="t m0 x2e h13 y7b ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 x16 h13 y7a ff2 fs5 fc0 sc0 ls1 ws0">n<span class="_ _12"></span>i<span class="_ _15"></span>f<span class="_ _13"></span>i<span class="_ _4"></span>c<span class="_ _5"></span>a<span class="_ _6"></span>n<span class="_ _6"></span>c<span class="_ _5"></span>e</div><div class="t m0 xd8 h14 y7d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x4c h13 y7a ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _5"></span>o</div><div class="t m0 x115 h14 y7d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xfe h13 y7a ff2 fs5 fc0 sc0 ls1 ws0">s<span class="_ _6"></span>u<span class="_ _d"></span>m<span class="_ _11"></span>m<span class="_ _d"></span>a<span class="_ _5"></span>r<span class="_ _15"></span>i<span class="_ _4"></span>z<span class="_ _5"></span>e</div><div class="t m0 x137 h14 y7d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xcc h13 y7a ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _a"></span>h<span class="_ _6"></span>e</div><div class="t m0 xaa h14 y7d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xf6 h13 y7a ff2 fs5 fc0 sc0 ls1 ws0">e<span class="_ _6"></span>x<span class="_ _12"></span>i<span class="_ _4"></span>s<span class="_ _12"></span>t<span class="_ _15"></span>i<span class="_ _12"></span>n</div><div class="t m0 x138 h13 y7b ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 x6f h14 y80 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x57 h13 y7a ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _5"></span>s<span class="_ _5"></span>e<span class="_ _a"></span>a<span class="_ _5"></span>r<span class="_ _5"></span>c<span class="_ _6"></span>h</div><div class="t m0 x139 h14 y7d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x8c h13 y7e ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x11a h13 y7f ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _a"></span>o<span class="_ _6"></span>b<span class="_ _5"></span>l<span class="_ _12"></span>e<span class="_ _1"></span>m<span class="_ _1"></span>s</div><div class="t m0 x8f h17 y7c ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x13a h13 y7a ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _a"></span>h<span class="_ _6"></span>e</div><div class="t m0 x13b h14 y7d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x13c h13 y7a ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _5"></span>s<span class="_ _6"></span>u<span class="_ _12"></span>l<span class="_ _15"></span>t<span class="_ _5"></span>s</div><div class="t m0 x23 h13 y81 ff2 fs5 fc0 sc0 ls1 ws0">o<span class="_ _6"></span>b<span class="_ _a"></span>t<span class="_ _5"></span>a<span class="_ _4"></span>i<span class="_ _12"></span>n<span class="_ _6"></span>e<span class="_ _6"></span>d</div><div class="t m0 x13d h17 y82 ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xc2 h13 y81 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _a"></span>h<span class="_ _6"></span>e</div><div class="t m0 x94 h14 y83 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x7a h13 y84 ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x40 h13 y85 ff2 fs5 fc0 sc0 ls1 ws0">o<span class="_ _a"></span>s<span class="_ _5"></span>s<span class="_ _4"></span>i<span class="_ _12"></span>b<span class="_ _5"></span>l<span class="_ _12"></span>e</div><div class="t m0 xf4 h14 y83 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x13e h13 y81 ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _5"></span>s<span class="_ _5"></span>e<span class="_ _a"></span>a<span class="_ _5"></span>r<span class="_ _5"></span>c<span class="_ _6"></span>h</div><div class="t m0 x136 h14 y83 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x65 h13 y81 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _12"></span>r<span class="_ _5"></span>e<span class="_ _6"></span>n<span class="_ _6"></span>d<span class="_ _6"></span>s</div><div class="t m0 x13f h17 y82 ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x140 h13 y81 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _6"></span>n<span class="_ _7"></span>d</div><div class="t m0 x4c h14 y83 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x12e h13 y81 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _a"></span>h<span class="_ _6"></span>e</div><div class="t m0 x6a h14 y83 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x141 h13 y81 ff2 fs5 fc0 sc0 ls1 ws0">c<span class="_ _6"></span>h<span class="_ _6"></span>a<span class="_ _4"></span>l<span class="_ _13"></span>l<span class="_ _12"></span>e<span class="_ _6"></span>n</div><div class="t m0 xea h13 y86 ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 x83 h13 y81 ff2 fs5 fc0 sc0 ls1 ws0">e<span class="_ _5"></span>s</div><div class="t m0 x142 h14 y83 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xbe h13 y81 ff2 fs5 fc0 sc0 ls1 ws0">f<span class="_ _12"></span>a<span class="_ _a"></span>c<span class="_ _5"></span>e<span class="_ _6"></span>d</div><div class="t m0 x54 h14 y83 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xec h13 y81 ff2 fs5 fc0 sc0 ls1 ws0">i<span class="_ _12"></span>n</div><div class="t m0 x87 h14 y83 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x88 h13 y81 ff2 fs5 fc0 sc0 ls1 ws0">b<span class="_ _5"></span>l<span class="_ _12"></span>o<span class="_ _a"></span>c<span class="_ _6"></span>k<span class="_ _6"></span>c<span class="_ _a"></span>h<span class="_ _6"></span>a<span class="_ _4"></span>i<span class="_ _5"></span>n</div><div class="t m0 x5b h14 y83 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xd0 h13 y81 ff2 fs5 fc0 sc0 ls1 ws0">d<span class="_ _6"></span>a<span class="_ _12"></span>t<span class="_ _12"></span>a</div><div class="t m0 x75 h14 y83 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x1a h13 y81 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _6"></span>n<span class="_ _6"></span>a<span class="_ _4"></span>l</div><div class="t m0 x1d h13 y86 ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 x143 h13 y81 ff2 fs5 fc0 sc0 ls1 ws0">s<span class="_ _15"></span>i<span class="_ _4"></span>s<span class="_ _10"></span>.<span class="_ _3"></span>T<span class="_ _1"></span>o</div><div class="t m0 x144 h14 y83 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x20 h13 y81 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _a"></span>h<span class="_ _12"></span>i<span class="_ _4"></span>s</div><div class="t m0 x23 h13 y87 ff2 fs5 fc0 sc0 ls1 ws0">e<span class="_ _6"></span>n<span class="_ _6"></span>d</div><div class="t m0 xb0 h17 y88 ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x145 h13 y87 ff2 fs5 fc0 sc0 ls1 ws0">a</div><div class="t m0 x9f h14 y89 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xb6 h13 y87 ff2 fs5 fc0 sc0 ls1 ws0">c<span class="_ _a"></span>o<span class="_ _b"></span>m</div><div class="t m0 x25 h13 y8a ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x146 h13 y87 ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _6"></span>h<span class="_ _6"></span>e<span class="_ _6"></span>n<span class="_ _a"></span>s<span class="_ _4"></span>i<span class="_ _12"></span>v<span class="_ _a"></span>e</div><div class="t m0 xd4 h14 y89 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x147 h13 y87 ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _a"></span>v<span class="_ _12"></span>i<span class="_ _4"></span>e<span class="_ _1"></span>w</div><div class="t m0 x2b h14 y89 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x2c h13 y87 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _6"></span>n<span class="_ _7"></span>d</div><div class="t m0 x12d h14 y89 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x148 h13 y87 ff2 fs5 fc0 sc0 ls1 ws0">s<span class="_ _6"></span>u<span class="_ _d"></span>m<span class="_ _11"></span>m<span class="_ _d"></span>a<span class="_ _5"></span>r</div><div class="t m0 xd8 h13 y8a ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 x4c h14 y8b ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x12e h13 y87 ff2 fs5 fc0 sc0 ls1 ws0">o<span class="_ _5"></span>f</div><div class="t m0 x149 h14 y89 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x14a h13 y87 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _a"></span>h<span class="_ _6"></span>e</div><div class="t m0 x81 h14 y89 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xca h13 y8a ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x6c h13 y87 ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _a"></span>o</div><div class="t m0 xcb h13 y8a ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 x14b h13 y87 ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _5"></span>s<span class="_ _5"></span>s</div><div class="t m0 x14c h14 y89 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x85 h13 y87 ff2 fs5 fc0 sc0 ls1 ws0">o<span class="_ _5"></span>f</div><div class="t m0 x14d h14 y89 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x53 h13 y87 ff2 fs5 fc0 sc0 ls1 ws0">b<span class="_ _5"></span>l<span class="_ _12"></span>o<span class="_ _a"></span>c<span class="_ _6"></span>k<span class="_ _6"></span>c<span class="_ _a"></span>h<span class="_ _6"></span>a<span class="_ _4"></span>i<span class="_ _5"></span>n</div><div class="t m0 xce h14 y89 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xcf h13 y87 ff2 fs5 fc0 sc0 ls1 ws0">d<span class="_ _6"></span>a<span class="_ _12"></span>t<span class="_ _12"></span>a</div><div class="t m0 x139 h14 y89 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x8c h13 y87 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _6"></span>n<span class="_ _6"></span>a<span class="_ _4"></span>l</div><div class="t m0 x14e h13 y8a ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 x1b h13 y87 ff2 fs5 fc0 sc0 ls1 ws0">s<span class="_ _15"></span>i<span class="_ _4"></span>s</div><div class="t m0 xad h14 y89 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xe3 h13 y87 ff2 fs5 fc0 sc0 ls1 ws0">i<span class="_ _4"></span>s</div><div class="t m0 x14f h14 y89 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x76 h13 y8a ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x77 h13 y87 ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _5"></span>s<span class="_ _5"></span>e<span class="_ _6"></span>n<span class="_ _a"></span>t<span class="_ _12"></span>e<span class="_ _6"></span>d<span class="_ _9"></span>.</div><div class="t m0 xd1 h13 y8c ff2 fs5 fc0 sc0 ls1 ws0">T<span class="_ _d"></span>h<span class="_ _6"></span>e</div><div class="t m0 x150 h14 y8d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xb5 h13 y8c ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _a"></span>v<span class="_ _12"></span>i<span class="_ _4"></span>e<span class="_ _1"></span>w</div><div class="t m0 x25 h14 y8d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xb7 h13 y8c ff2 fs5 fc0 sc0 ls1 ws0">b<span class="_ _6"></span>e</div><div class="t m0 x151 h13 y8e ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 xa1 h13 y8c ff2 fs5 fc0 sc0 ls1 ws0">i<span class="_ _12"></span>n<span class="_ _6"></span>s</div><div class="t m0 x42 h14 y8d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x133 h13 y8c ff2 fs5 fc0 sc0 ls1 ws0">b</div><div class="t m0 x38 h13 y8e ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 x152 h14 y8f ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x147 h13 y8c ff2 fs5 fc0 sc0 ls1 ws0">i<span class="_ _12"></span>n<span class="_ _a"></span>t<span class="_ _12"></span>r<span class="_ _a"></span>o<span class="_ _6"></span>d<span class="_ _7"></span>u<span class="_ _6"></span>c<span class="_ _15"></span>i<span class="_ _5"></span>n</div><div class="t m0 xba h13 y8e ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 x16 h14 y8f ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xc5 h13 y8c ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _a"></span>h<span class="_ _6"></span>e</div><div class="t m0 x153 h14 y8d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x18 h13 y8c ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _5"></span>r<span class="_ _5"></span>c<span class="_ _a"></span>h<span class="_ _5"></span>i<span class="_ _15"></span>t<span class="_ _12"></span>e<span class="_ _5"></span>c<span class="_ _12"></span>t<span class="_ _a"></span>u<span class="_ _a"></span>r<span class="_ _a"></span>e</div><div class="t m0 x82 h14 y8d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xe8 h13 y8c ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _6"></span>n<span class="_ _7"></span>d</div><div class="t m0 xea h14 y8d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x83 h13 y8c ff2 fs5 fc0 sc0 ls1 ws0">k<span class="_ _6"></span>e</div><div class="t m0 x154 h13 y8e ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 x14c h14 y8f ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x85 h13 y8c ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _12"></span>e<span class="_ _a"></span>c<span class="_ _6"></span>h<span class="_ _7"></span>n<span class="_ _12"></span>i</div><div class="t m0 x55 h13 y8e ff2 fs5 fc0 sc0 ls1 ws0">q</div><div class="t m0 xdd h13 y8c ff2 fs5 fc0 sc0 ls1 ws0">u<span class="_ _6"></span>e<span class="_ _5"></span>s</div><div class="t m0 x58 h14 y8d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x8b h13 y8c ff2 fs5 fc0 sc0 ls1 ws0">o<span class="_ _5"></span>f</div><div class="t m0 x119 h14 y8d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x10b h13 y8c ff2 fs5 fc0 sc0 ls1 ws0">b<span class="_ _5"></span>l<span class="_ _12"></span>o<span class="_ _a"></span>c<span class="_ _6"></span>k<span class="_ _6"></span>c<span class="_ _a"></span>h<span class="_ _6"></span>a<span class="_ _4"></span>i<span class="_ _5"></span>n</div><div class="t m0 x155 h14 y8d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x1c h13 y8c ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _12"></span>e<span class="_ _a"></span>c<span class="_ _6"></span>h<span class="_ _7"></span>n<span class="_ _6"></span>o<span class="_ _5"></span>l<span class="_ _12"></span>o</div><div class="t m0 x13c h13 y8e ff2 fs5 fc0 sc0 ls1 ws0">g<span class="_ _6"></span>y</div><div class="t m0 x156 h14 y8f ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x60 h13 y8c ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _6"></span>n<span class="_ _7"></span>d</div><div class="t m0 x23 h13 y90 ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x129 h13 y91 ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _a"></span>o<span class="_ _6"></span>v<span class="_ _12"></span>i<span class="_ _12"></span>d<span class="_ _12"></span>i<span class="_ _12"></span>n</div><div class="t m0 xd h13 y90 ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 xc1 h14 y92 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xc2 h13 y93 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _a"></span>h<span class="_ _6"></span>e</div><div class="t m0 x62 h14 y94 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x28 h13 y93 ff2 fs5 fc0 sc0 ls1 ws0">m<span class="_ _1"></span>a<span class="_ _12"></span>i<span class="_ _12"></span>n</div><div class="t m0 x133 h14 y94 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x157 h13 y93 ff2 fs5 fc0 sc0 ls1 ws0">d<span class="_ _6"></span>a<span class="_ _12"></span>t<span class="_ _12"></span>a</div><div class="t m0 xa2 h14 y94 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x93 h13 y93 ff2 fs5 fc0 sc0 ls1 ws0">t</div><div class="t m0 x46 h13 y95 ff2 fs5 fc0 sc0 ls1 ws0">y<span class="_ _6"></span>p</div><div class="t m0 x106 h13 y93 ff2 fs5 fc0 sc0 ls1 ws0">e<span class="_ _5"></span>s</div><div class="t m0 x64 h14 y94 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x65 h13 y93 ff2 fs5 fc0 sc0 ls1 ws0">i<span class="_ _12"></span>n</div><div class="t m0 x16 h14 y94 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x7f h13 y93 ff2 fs5 fc0 sc0 ls1 ws0">b<span class="_ _5"></span>l<span class="_ _12"></span>o<span class="_ _a"></span>c<span class="_ _6"></span>k<span class="_ _6"></span>c<span class="_ _a"></span>h<span class="_ _6"></span>a<span class="_ _4"></span>i<span class="_ _5"></span>n</div><div class="t m0 x80 h14 y94 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x14a h13 y93 ff2 fs5 fc0 sc0 ls1 ws0">w<span class="_ _6"></span>i<span class="_ _15"></span>t<span class="_ _a"></span>h</div><div class="t m0 x82 h14 y94 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xda h13 y93 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _a"></span>h<span class="_ _6"></span>e</div><div class="t m0 x100 h14 y94 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x83 h13 y93 ff2 fs5 fc0 sc0 ls1 ws0">c<span class="_ _a"></span>o<span class="_ _a"></span>r<span class="_ _12"></span>r<span class="_ _5"></span>e<span class="_ _5"></span>s</div><div class="t m0 x14d h13 y95 ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 xdc h13 y93 ff2 fs5 fc0 sc0 ls1 ws0">o<span class="_ _6"></span>n<span class="_ _7"></span>d<span class="_ _12"></span>i<span class="_ _5"></span>n</div><div class="t m0 x3 h13 y95 ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 x57 h14 y92 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x8a h13 y93 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _6"></span>n<span class="_ _6"></span>a<span class="_ _4"></span>l</div><div class="t m0 x72 h13 y95 ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 x5 h13 y93 ff2 fs5 fc0 sc0 ls1 ws0">s<span class="_ _15"></span>i<span class="_ _4"></span>s</div><div class="t m0 xd0 h14 y94 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x11a h13 y93 ff2 fs5 fc0 sc0 ls1 ws0">m<span class="_ _1"></span>e<span class="_ _5"></span>t<span class="_ _5"></span>h<span class="_ _7"></span>o<span class="_ _7"></span>d<span class="_ _a"></span>s<span class="_ _10"></span>.T<span class="_ _1"></span>h<span class="_ _6"></span>e<span class="_ _6"></span>n</div><div class="t m0 x91 h17 y96 ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x158 h13 y93 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _a"></span>h<span class="_ _6"></span>e</div><div class="t m0 x23 h13 y97 ff2 fs5 fc0 sc0 ls1 ws0">c<span class="_ _6"></span>u<span class="_ _5"></span>r<span class="_ _5"></span>r<span class="_ _5"></span>e<span class="_ _6"></span>n<span class="_ _5"></span>t</div><div class="t m0 x24 h14 y98 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x2f h13 y97 ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _5"></span>s<span class="_ _5"></span>e<span class="_ _a"></span>a<span class="_ _5"></span>r<span class="_ _5"></span>c<span class="_ _6"></span>h</div><div class="t m0 x10 h14 y98 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x11 h13 y99 ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 xc4 h13 y9a ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _a"></span>o</div><div class="t m0 x37 h13 y99 ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 x159 h13 y9a ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _5"></span>s<span class="_ _5"></span>s</div><div class="t m0 x134 h14 y98 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x15a h13 y97 ff2 fs5 fc0 sc0 ls1 ws0">i<span class="_ _12"></span>n</div><div class="t m0 x14 h14 y98 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x15 h13 y97 ff2 fs5 fc0 sc0 ls1 ws0">b<span class="_ _5"></span>l<span class="_ _12"></span>o<span class="_ _a"></span>c<span class="_ _6"></span>k<span class="_ _6"></span>c<span class="_ _a"></span>h<span class="_ _6"></span>a<span class="_ _4"></span>i<span class="_ _5"></span>n</div><div class="t m0 x18 h14 y98 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x4a h13 y97 ff2 fs5 fc0 sc0 ls1 ws0">d<span class="_ _6"></span>a<span class="_ _12"></span>t<span class="_ _12"></span>a</div><div class="t m0 x15b h14 y98 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x9d h13 y97 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _6"></span>n<span class="_ _6"></span>a<span class="_ _4"></span>l</div><div class="t m0 x141 h13 y9b ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 x15c h13 y97 ff2 fs5 fc0 sc0 ls1 ws0">s<span class="_ _15"></span>i<span class="_ _4"></span>s</div><div class="t m0 x15d h14 y98 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x107 h13 y97 ff2 fs5 fc0 sc0 ls1 ws0">i<span class="_ _4"></span>s</div><div class="t m0 xcb h14 y98 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x108 h13 y97 ff2 fs5 fc0 sc0 ls1 ws0">s<span class="_ _6"></span>u<span class="_ _d"></span>m<span class="_ _11"></span>m<span class="_ _d"></span>a<span class="_ _5"></span>r<span class="_ _15"></span>i<span class="_ _4"></span>z<span class="_ _5"></span>e<span class="_ _6"></span>d</div><div class="t m0 x55 h14 y98 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x87 h13 y97 ff2 fs5 fc0 sc0 ls1 ws0">i<span class="_ _12"></span>n</div><div class="t m0 x3 h14 y98 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x4 h13 y97 ff2 fs5 fc0 sc0 ls1 ws0">s<span class="_ _5"></span>e<span class="_ _6"></span>v<span class="_ _a"></span>e<span class="_ _6"></span>n</div><div class="t m0 x72 h14 y98 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xdf h13 y97 ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _5"></span>s<span class="_ _5"></span>e<span class="_ _a"></span>a<span class="_ _5"></span>r<span class="_ _5"></span>c<span class="_ _6"></span>h</div><div class="t m0 xf0 h14 y98 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x1b h13 y99 ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 xac h13 y9a ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _a"></span>o<span class="_ _6"></span>b<span class="_ _5"></span>l<span class="_ _12"></span>e<span class="_ _1"></span>m<span class="_ _1"></span>s</div><div class="t m0 x15e h17 y9c ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xf1 h13 y97 ff2 fs5 fc0 sc0 ls1 ws0">w<span class="_ _d"></span>h<span class="_ _5"></span>i<span class="_ _4"></span>c<span class="_ _6"></span>h</div><div class="t m0 x11e h13 y9d ff2 fs5 fc0 sc0 ls1 ws0">i<span class="_ _12"></span>n<span class="_ _6"></span>c<span class="_ _4"></span>l<span class="_ _5"></span>u<span class="_ _7"></span>d<span class="_ _6"></span>e<span class="_ _5"></span>s</div><div class="t m0 x2f h14 y9e ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xb1 h13 y9d ff2 fs5 fc0 sc0 ls1 ws0">e<span class="_ _6"></span>n<span class="_ _5"></span>t<span class="_ _15"></span>i<span class="_ _15"></span>t</div><div class="t m0 x15f h13 y9f ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 x151 h14 ya0 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xa1 h13 y9d ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _5"></span>c<span class="_ _a"></span>o</div><div class="t m0 x133 h13 y9f ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 x38 h13 y9d ff2 fs5 fc0 sc0 ls1 ws0">n<span class="_ _12"></span>i<span class="_ _15"></span>t<span class="_ _15"></span>i<span class="_ _4"></span>o<span class="_ _7"></span>n</div><div class="t m0 x160 h17 ya1 ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x63 h13 ya2 ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x48 h13 ya3 ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _15"></span>i<span class="_ _12"></span>v<span class="_ _6"></span>a<span class="_ _5"></span>c</div><div class="t m0 x148 h13 ya2 ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 x17 h14 ya0 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x122 h13 y9d ff2 fs5 fc0 sc0 ls1 ws0">d<span class="_ _12"></span>i<span class="_ _4"></span>s<span class="_ _5"></span>c<span class="_ _4"></span>l<span class="_ _12"></span>o<span class="_ _6"></span>s<span class="_ _a"></span>u<span class="_ _a"></span>r<span class="_ _5"></span>e</div><div class="t m0 x80 h14 y9e ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x161 h13 y9d ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _15"></span>i<span class="_ _4"></span>s<span class="_ _6"></span>k</div><div class="t m0 x81 h14 y9e ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xca h13 y9d ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _6"></span>n<span class="_ _6"></span>a<span class="_ _4"></span>l</div><div class="t m0 x100 h13 y9f ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 x83 h13 y9d ff2 fs5 fc0 sc0 ls1 ws0">s<span class="_ _15"></span>i<span class="_ _4"></span>s</div><div class="t m0 x14c h17 ya1 ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x125 h13 y9d ff2 fs5 fc0 sc0 ls1 ws0">n<span class="_ _6"></span>e<span class="_ _12"></span>t<span class="_ _2"></span>w<span class="_ _1"></span>o<span class="_ _a"></span>r<span class="_ _6"></span>k</div><div class="t m0 x162 h14 y9e ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x4 h13 ya2 ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x58 h13 ya3 ff2 fs5 fc0 sc0 ls1 ws0">o<span class="_ _5"></span>r<span class="_ _12"></span>t<span class="_ _12"></span>r<span class="_ _5"></span>a<span class="_ _4"></span>i<span class="_ _15"></span>t</div><div class="t m0 xe1 h17 ya1 ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xd0 h13 y9d ff2 fs5 fc0 sc0 ls1 ws0">n<span class="_ _6"></span>e<span class="_ _12"></span>t<span class="_ _2"></span>w<span class="_ _1"></span>o<span class="_ _a"></span>r<span class="_ _6"></span>k</div><div class="t m0 x163 h14 y9e ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x164 h13 y9d ff2 fs5 fc0 sc0 ls1 ws0">v<span class="_ _12"></span>i<span class="_ _15"></span>s<span class="_ _6"></span>u<span class="_ _6"></span>a<span class="_ _4"></span>l<span class="_ _13"></span>i<span class="_ _15"></span>z<span class="_ _5"></span>a<span class="_ _5"></span>t<span class="_ _15"></span>i<span class="_ _12"></span>o<span class="_ _6"></span>n</div><div class="t m0 xf2 h17 ya1 ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xe4 h13 ya4 ff2 fs5 fc0 sc0 ls1 ws0">m<span class="_ _1"></span>a<span class="_ _5"></span>r<span class="_ _6"></span>k<span class="_ _6"></span>e<span class="_ _12"></span>t</div><div class="t m0 x24 h14 ya5 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xd h13 ya4 ff2 fs5 fc0 sc0 ls1 ws0">e<span class="_ _12"></span>f<span class="_ _15"></span>f<span class="_ _5"></span>e<span class="_ _5"></span>c<span class="_ _12"></span>t</div><div class="t m0 x94 h14 ya5 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x121 h13 ya4 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _6"></span>n<span class="_ _6"></span>a<span class="_ _4"></span>l</div><div class="t m0 x43 h13 ya6 ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 x37 h13 ya4 ff2 fs5 fc0 sc0 ls1 ws0">s<span class="_ _15"></span>i<span class="_ _4"></span>s</div><div class="t m0 x165 h17 ya7 ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x2a h13 ya4 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _12"></span>r<span class="_ _5"></span>a<span class="_ _6"></span>n<span class="_ _a"></span>s<span class="_ _a"></span>a<span class="_ _5"></span>c<span class="_ _12"></span>t<span class="_ _15"></span>i<span class="_ _12"></span>o<span class="_ _6"></span>n</div><div class="t m0 x67 h14 ya5 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x166 h13 ya8 ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x18 h13 ya9 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _12"></span>t<span class="_ _12"></span>t<span class="_ _12"></span>e<span class="_ _5"></span>r<span class="_ _a"></span>n</div><div class="t m0 x167 h14 ya5 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xfe h13 ya4 ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _5"></span>c<span class="_ _a"></span>o</div><div class="t m0 x4e h13 ya6 ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 xe8 h13 ya4 ff2 fs5 fc0 sc0 ls1 ws0">n<span class="_ _12"></span>i<span class="_ _15"></span>t<span class="_ _13"></span>i<span class="_ _5"></span>o<span class="_ _6"></span>n</div><div class="t m0 xcd h17 ya7 ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x52 h13 ya4 ff2 fs5 fc0 sc0 ls1 ws0">i<span class="_ _13"></span>l<span class="_ _13"></span>l<span class="_ _12"></span>e</div><div class="t m0 x86 h13 ya6 ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 x54 h13 ya4 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _12"></span>l</div><div class="t m0 xf7 h14 ya5 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x56 h13 ya4 ff2 fs5 fc0 sc0 ls1 ws0">b<span class="_ _6"></span>e<span class="_ _6"></span>h<span class="_ _6"></span>a<span class="_ _a"></span>v<span class="_ _12"></span>i<span class="_ _12"></span>o<span class="_ _5"></span>r</div><div class="t m0 xdf h14 ya5 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x102 h13 ya4 ff2 fs5 fc0 sc0 ls1 ws0">d<span class="_ _6"></span>e<span class="_ _12"></span>t<span class="_ _12"></span>e<span class="_ _5"></span>c<span class="_ _12"></span>t<span class="_ _15"></span>i<span class="_ _12"></span>o<span class="_ _7"></span>n</div><div class="t m0 x1c h14 ya5 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x11d h13 ya4 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _6"></span>n<span class="_ _7"></span>d</div><div class="t m0 x76 h14 ya5 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x5d h13 ya4 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _6"></span>n<span class="_ _6"></span>a<span class="_ _4"></span>l</div><div class="t m0 x91 h13 ya6 ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 x20 h13 ya4 ff2 fs5 fc0 sc0 ls1 ws0">s<span class="_ _15"></span>i<span class="_ _4"></span>s<span class="_ _10"></span>.</div><div class="t m0 xd1 h13 yaa ff2 fs5 fc0 sc0 ls1 ws0">F<span class="_ _5"></span>i<span class="_ _5"></span>n<span class="_ _6"></span>a<span class="_ _4"></span>l<span class="_ _15"></span>l</div><div class="t m0 xb h13 yab ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 xc h17 yac ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x13d h13 yaa ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _a"></span>h<span class="_ _6"></span>e</div><div class="t m0 xb7 h14 yad ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x94 h13 yaa ff2 fs5 fc0 sc0 ls1 ws0">d<span class="_ _12"></span>i<span class="_ _15"></span>r<span class="_ _5"></span>e<span class="_ _5"></span>c<span class="_ _12"></span>t<span class="_ _15"></span>i<span class="_ _12"></span>o<span class="_ _7"></span>n<span class="_ _a"></span>s</div><div class="t m0 x168 h17 yac ff3 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x15a h13 yae ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x160 h13 yaf ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _a"></span>o<span class="_ _a"></span>s</div><div class="t m0 x135 h13 yae ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x136 h13 yaf ff2 fs5 fc0 sc0 ls1 ws0">e<span class="_ _5"></span>c<span class="_ _12"></span>t<span class="_ _12"></span>s</div><div class="t m0 x7f h14 yad ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x169 h13 yaa ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _6"></span>n<span class="_ _7"></span>d</div><div class="t m0 x4a h14 yad ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x32 h13 yaa ff2 fs5 fc0 sc0 ls1 ws0">c<span class="_ _6"></span>h<span class="_ _6"></span>a<span class="_ _4"></span>l<span class="_ _13"></span>l<span class="_ _12"></span>e<span class="_ _6"></span>n</div><div class="t m0 xd9 h13 yab ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 xa9 h13 yaa ff2 fs5 fc0 sc0 ls1 ws0">e<span class="_ _5"></span>s</div><div class="t m0 xca h14 yad ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x107 h13 yaa ff2 fs5 fc0 sc0 ls1 ws0">f<span class="_ _5"></span>o<span class="_ _5"></span>r</div><div class="t m0 xea h14 yad ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x137 h13 yaa ff2 fs5 fc0 sc0 ls1 ws0">f<span class="_ _5"></span>u<span class="_ _a"></span>t<span class="_ _a"></span>u<span class="_ _a"></span>r<span class="_ _5"></span>e</div><div class="t m0 xdb h14 yad ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x54 h13 yaa ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _5"></span>s<span class="_ _5"></span>e<span class="_ _a"></span>a<span class="_ _5"></span>r<span class="_ _5"></span>c<span class="_ _6"></span>h</div><div class="t m0 x126 h14 yad ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x34 h13 yaa ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _5"></span>r<span class="_ _5"></span>e</div><div class="t m0 xe0 h14 yad ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xe1 h13 yaa ff2 fs5 fc0 sc0 ls1 ws0">e<span class="_ _6"></span>x</div><div class="t m0 x8d h13 yab ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x16a h13 yaa ff2 fs5 fc0 sc0 ls1 ws0">l<span class="_ _12"></span>o<span class="_ _a"></span>r<span class="_ _5"></span>e<span class="_ _6"></span>d</div><div class="t m0 x10d h14 yad ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xe3 h13 yaa ff2 fs5 fc0 sc0 ls1 ws0">b<span class="_ _6"></span>a<span class="_ _5"></span>s<span class="_ _5"></span>e<span class="_ _6"></span>d</div><div class="t m0 x1f h14 yad ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x13c h13 yaa ff2 fs5 fc0 sc0 ls1 ws0">o<span class="_ _6"></span>n</div><div class="t m0 x144 h14 yad ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x158 h13 yaa ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _a"></span>h<span class="_ _6"></span>e</div><div class="t m0 x23 h13 yb0 ff2 fs5 fc0 sc0 ls1 ws0">s<span class="_ _6"></span>h<span class="_ _6"></span>o<span class="_ _a"></span>r<span class="_ _12"></span>t<span class="_ _12"></span>c<span class="_ _a"></span>o<span class="_ _b"></span>m<span class="_ _7"></span>i<span class="_ _12"></span>n</div><div class="t m0 x3f h13 yb1 ff2 fs5 fc0 sc0 ls1 ws0">g</div><div class="t m0 xb7 h13 yb0 ff2 fs5 fc0 sc0 ls1 ws0">s</div><div class="t m0 x61 h14 yb2 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x27 h13 yb0 ff2 fs5 fc0 sc0 ls1 ws0">o<span class="_ _5"></span>f</div><div class="t m0 xb8 h14 yb2 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xe5 h13 yb0 ff2 fs5 fc0 sc0 ls1 ws0">c<span class="_ _6"></span>u<span class="_ _5"></span>r<span class="_ _5"></span>r<span class="_ _5"></span>e<span class="_ _6"></span>n<span class="_ _5"></span>t</div><div class="t m0 x168 h14 yb2 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x39 h13 yb0 ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _5"></span>e<span class="_ _5"></span>s<span class="_ _5"></span>e<span class="_ _a"></span>a<span class="_ _5"></span>r<span class="_ _5"></span>c<span class="_ _6"></span>h<span class="_ _9"></span>.</div><div class="t m0 xd1 h16 yb3 ff9 fs5 fc0 sc0 ls1 ws0">K<span class="_ _2"></span>e</div><div class="t m0 x16b h16 yb4 ff9 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 x150 h14 yb5 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x16c h16 yb3 ff9 fs5 fc0 sc0 ls1 ws0">w<span class="_ _2"></span>o<span class="_ _5"></span>r<span class="_ _a"></span>d<span class="_ _a"></span>s</div><div class="t m0 xd2 h14 yb6 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x16d h13 yb3 ff2 fs5 fc0 sc0 ls1 ws0">b<span class="_ _5"></span>l<span class="_ _12"></span>o<span class="_ _a"></span>c<span class="_ _6"></span>k<span class="_ _6"></span>c<span class="_ _a"></span>h<span class="_ _6"></span>a<span class="_ _4"></span>i<span class="_ _5"></span>n</div><div class="t m0 x165 h17 yb7 ff3 fs5 fc0 sc0 ls1 ws0">;</div><div class="t m0 x13 h13 yb3 ff2 fs5 fc0 sc0 ls1 ws0">d<span class="_ _6"></span>a<span class="_ _12"></span>t<span class="_ _12"></span>a</div><div class="t m0 x106 h14 yb6 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x12c h13 yb3 ff2 fs5 fc0 sc0 ls1 ws0">a<span class="_ _6"></span>n<span class="_ _6"></span>a<span class="_ _4"></span>l</div><div class="t m0 x16e h13 yb8 ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 xc5 h13 yb3 ff2 fs5 fc0 sc0 ls1 ws0">s<span class="_ _15"></span>i<span class="_ _4"></span>s</div><div class="t m0 x166 h17 yb7 ff3 fs5 fc0 sc0 ls1 ws0">;</div><div class="t m0 x4a h13 yb3 ff2 fs5 fc0 sc0 ls1 ws0">B<span class="_ _5"></span>i<span class="_ _15"></span>t<span class="_ _12"></span>c<span class="_ _6"></span>o<span class="_ _4"></span>i<span class="_ _5"></span>n</div><div class="t m0 x14a h17 yb7 ff3 fs5 fc0 sc0 ls1 ws0">;</div><div class="t m0 x141 h13 yb3 ff2 fs5 fc0 sc0 ls1 ws0">E<span class="_ _6"></span>t<span class="_ _a"></span>h<span class="_ _6"></span>e<span class="_ _5"></span>r<span class="_ _5"></span>e<span class="_ _6"></span>u<span class="_ _b"></span>m</div><div class="t m0 x142 h17 yb7 ff3 fs5 fc0 sc0 ls1 ws0">;</div><div class="t m0 x16f h13 yb3 ff2 fs5 fc0 sc0 ls1 ws0">s<span class="_ _1"></span>m<span class="_ _d"></span>a<span class="_ _5"></span>r<span class="_ _12"></span>t</div><div class="t m0 x170 h14 yb6 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xf7 h13 yb3 ff2 fs5 fc0 sc0 ls1 ws0">c<span class="_ _a"></span>o<span class="_ _7"></span>n<span class="_ _5"></span>t<span class="_ _12"></span>r<span class="_ _5"></span>a<span class="_ _a"></span>c<span class="_ _12"></span>t</div><div class="t m0 x171 h2 yb9 ff6 fs0 fc0 sc0 ls1 ws0">摘</div><div class="t m0 x16b h6 yba ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 xb5 h2 yb9 ff6 fs0 fc0 sc0 ls1 ws0">要</div><div class="t m0 x9f h6 yba ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 xb1 h18 ybb ffb fs5 fc0 sc0 ls7 ws0">区块链是一项具有颠覆许多传统行业的潜力的新兴技术</div><div class="t m0 xbf h13 ybc ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xec h18 ybb ffb fs5 fc0 sc0 ls7 ws0">自以比特币为代表的区块链</div><div class="t m0 x1e h13 ybc ff2 fs5 fc0 sc0 ls1 ws0">1<span class="_ _0"></span>.<span class="_ _13"></span>0</div><div class="t m0 x92 h18 ybb ffb fs5 fc0 sc0 ls1 ws0">诞<span class="_ _e"></span>生</div><div class="t m0 x171 h18 ybd ffb fs5 fc0 sc0 ls1 ws0">以<span class="_ _c"></span>来</div><div class="t m0 x97 h19 ybe ffc fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x172 h18 ybd ffb fs5 fc0 sc0 ls1 ws0">区<span class="_ _c"></span>块<span class="_ _c"></span>链<span class="_ _e"></span>技<span class="_ _f"></span>术<span class="_ _e"></span>获<span class="_ _f"></span>得<span class="_ _c"></span>了<span class="_ _e"></span>广<span class="_ _f"></span>泛<span class="_ _e"></span>的<span class="_ _f"></span>关<span class="_ _e"></span>注</div><div class="t m0 x169 h19 ybe ffc fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xe6 h18 ybd ffb fs5 fc0 sc0 ls1 ws0">积<span class="_ _c"></span>累<span class="_ _c"></span>了<span class="_ _e"></span>大<span class="_ _f"></span>量<span class="_ _c"></span>的<span class="_ _e"></span>用<span class="_ _c"></span>户<span class="_ _e"></span>交<span class="_ _e"></span>易<span class="_ _c"></span>数<span class="_ _e"></span>据</div><div class="t m0 x170 h13 ybf ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x55 h18 ybd ffb fs5 fc0 sc0 ls8 ws0">而以以太坊为代表的区块链</div><div class="t m0 x173 h13 ybf ff2 fs5 fc0 sc0 ls1 ws0">2<span class="_ _0"></span>.<span class="_ _13"></span>0</div><div class="t m0 x174 h18 ybd ffb fs5 fc0 sc0 ls1 ws0">的</div></div><div class="pi" data-data='{"ctm":[1.612022,0.000000,0.000000,1.612022,0.000000,0.000000]}'></div></div>
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<div id="pf2" class="pf w0 h0" data-page-no="2"><div class="pc pc2 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/625154946caf5961923ea9b5/bg2.jpg"><div class="t m0 x171 h18 yc0 ffb fs5 fc0 sc0 ls1 ws0">诞<span class="_ _c"></span>生</div><div class="t m0 x97 h1a yc1 ffd fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x172 h18 yc0 ffb fs5 fc0 sc0 ls1 ws0">更<span class="_ _c"></span>加<span class="_ _c"></span>丰<span class="_ _e"></span>富<span class="_ _f"></span>了<span class="_ _e"></span>区<span class="_ _f"></span>块<span class="_ _c"></span>链<span class="_ _e"></span>的<span class="_ _f"></span>数<span class="_ _e"></span>据<span class="_ _f"></span>类<span class="_ _e"></span>型</div><div class="t m0 x169 h13 yc2 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xe6 h18 yc0 ffb fs5 fc0 sc0 ls1 ws0">区<span class="_ _c"></span>块<span class="_ _c"></span>链<span class="_ _e"></span>技<span class="_ _f"></span>术<span class="_ _c"></span>的<span class="_ _e"></span>火<span class="_ _c"></span>热</div><div class="t m0 x101 h1a yc1 ffd fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x84 h18 yc0 ffb fs5 fc0 sc0 ls8 ws0">催生了<span class="_ _1b"></span>大量基于区块链的技术创新的同时也</div><div class="t m0 x171 h18 yc3 ffb fs5 fc0 sc0 ls1 ws0">带<span class="_ _c"></span>来<span class="_ _c"></span>许<span class="_ _e"></span>多<span class="_ _f"></span>新<span class="_ _e"></span>的<span class="_ _f"></span>问<span class="_ _c"></span>题</div><div class="t m0 x43 h1a yc4 ffd fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x37 h18 yc3 ffb fs5 fc0 sc0 ls1 ws0">如<span class="_ _c"></span>用<span class="_ _c"></span>户<span class="_ _e"></span>隐<span class="_ _f"></span>私<span class="_ _e"></span>泄<span class="_ _f"></span>露</div><div class="t m0 x169 h1a yc4 ffd fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xe6 h18 yc3 ffb fs5 fc0 sc0 ls7 ws0">非法金融活动等</div><div class="t m0 xe9 h13 yc5 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x108 h18 yc3 ffb fs5 fc0 sc0 ls7 ws0">而区块链数据公开的特性</div><div class="t m0 x175 h1a yc4 ffd fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x16a h18 yc3 ffb fs5 fc0 sc0 ls1 ws0">为<span class="_ _c"></span>研<span class="_ _c"></span>究<span class="_ _e"></span>人<span class="_ _f"></span>员<span class="_ _e"></span>通<span class="_ _f"></span>过<span class="_ _e"></span>分<span class="_ _f"></span>析</div><div class="t m0 x171 h18 yc6 ffb fs5 fc0 sc0 ls7 ws0">区块链数据了解和解决相关问题提供了前所未有的<span class="_ _f"></span>机会</div><div class="t m0 x101 h13 yc7 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x84 h18 yc6 ffb fs5 fc0 sc0 ls1 ws0">因<span class="_ _e"></span>此</div><div class="t m0 x6e h1a yc8 ffd fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x176 h18 yc6 ffb fs5 fc0 sc0 ls1 ws0">总<span class="_ _e"></span>结<span class="_ _c"></span>目<span class="_ _e"></span>前<span class="_ _e"></span>区<span class="_ _e"></span>块<span class="_ _c"></span>链<span class="_ _e"></span>数<span class="_ _e"></span>据<span class="_ _e"></span>存<span class="_ _e"></span>在<span class="_ _c"></span>的<span class="_ _e"></span>研<span class="_ _e"></span>究<span class="_ _e"></span>问<span class="_ _e"></span>题</div><div class="t m0 xf2 h1a yc8 ffd fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x171 h18 yc9 ffb fs5 fc0 sc0 ls1 ws0">取<span class="_ _c"></span>得<span class="_ _c"></span>的<span class="_ _e"></span>分<span class="_ _f"></span>析<span class="_ _e"></span>成<span class="_ _f"></span>果</div><div class="t m0 xe5 h1a yca ffd fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x29 h18 yc9 ffb fs5 fc0 sc0 ls7 ws0">可能的研究趋势以及面临的挑战具<span class="_ _f"></span>有重<span class="_ _f"></span>要意<span class="_ _f"></span>义</div><div class="t m0 x177 h13 ycb ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x170 h18 yc9 ffb fs5 fc0 sc0 ls1 ws0">为<span class="_ _e"></span>此</div><div class="t m0 x178 h1a yca ffd fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x118 h18 yc9 ffb fs5 fc0 sc0 ls8 ws0">全面回顾和总结了当前的区块</div><div class="t m0 x171 h18 ycc ffb fs5 fc0 sc0 ls1 ws0">链<span class="_ _c"></span>数<span class="_ _c"></span>据<span class="_ _e"></span>分<span class="_ _f"></span>析<span class="_ _e"></span>的<span class="_ _f"></span>成<span class="_ _c"></span>果</div><div class="t m0 x43 h1a ycd ffd fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x37 h18 ycc ffb fs5 fc0 sc0 ls7 ws0">在介绍区块链技术架构和关键技术的基础上</div><div class="t m0 x54 h1a ycd ffd fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xec h18 ycc ffb fs5 fc0 sc0 ls7 ws0">分析了目前区块链系统中主要的数据</div><div class="t m0 x171 h18 yce ffb fs5 fc0 sc0 ls1 ws0">类<span class="_ _c"></span>型</div><div class="t m0 x97 h1a ycf ffd fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x172 h18 yce ffb fs5 fc0 sc0 ls7 ws0">总结了目前区块链数据的分析方法</div><div class="t m0 x99 h1a ycf ffd fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x3b h18 yce ffb fs5 fc0 sc0 ls1 ws0">并<span class="_ _c"></span>就<span class="_ _c"></span>实<span class="_ _e"></span>体<span class="_ _f"></span>识<span class="_ _c"></span>别</div><div class="t m0 x116 h1a ycf ffd fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x84 h18 yce ffb fs5 fc0 sc0 ls7 ws0">隐私泄露风险分析</div><div class="t m0 x10c h1a ycf ffd fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 xe0 h18 yce ffb fs5 fc0 sc0 ls1 ws0">网<span class="_ _c"></span>络<span class="_ _c"></span>画<span class="_ _e"></span>像</div><div class="t m0 xac h1a ycf ffd fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 xad h18 yce ffb fs5 fc0 sc0 ls1 ws0">网<span class="_ _c"></span>络<span class="_ _c"></span>可<span class="_ _e"></span>视<span class="_ _f"></span>化</div><div class="t m0 x179 h1a ycf ffd fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x174 h18 yce ffb fs5 fc0 sc0 ls1 ws0">市</div><div class="t m0 x171 h18 yd0 ffb fs5 fc0 sc0 ls1 ws0">场<span class="_ _c"></span>效<span class="_ _c"></span>应<span class="_ _e"></span>分<span class="_ _f"></span>析</div><div class="t m0 x26 h1a yd1 ffd fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x61 h18 yd0 ffb fs5 fc0 sc0 ls1 ws0">交<span class="_ _c"></span>易<span class="_ _c"></span>模<span class="_ _e"></span>式<span class="_ _f"></span>识<span class="_ _e"></span>别</div><div class="t m0 x47 h1a yd1 ffd fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x63 h18 yd0 ffb fs5 fc0 sc0 ls7 ws0">非法行为检测与分析等</div><div class="t m0 x6b h13 yd2 ff2 fs5 fc0 sc0 ls1 ws0">7</div><div class="t m0 xe9 h18 yd0 ffb fs5 fc0 sc0 ls9 ws0">个问题总结了当前区<span class="_ _f"></span>块链数据<span class="_ _f"></span>分析的<span class="_ _f"></span>研究进展</div><div class="t m0 xf2 h13 yd2 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x171 h18 yd3 ffb fs5 fc0 sc0 ls7 ws0">最后针对目前区块链数据分析研究中存在的不足分析和展望了未来的研究方向以及面临的挑战</div><div class="t m0 x173 h13 yd4 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x171 h2 yd5 ff6 fs0 fc0 sc0 ls1 ws0">关<span class="_ _c"></span>键<span class="_ _c"></span>词</div><div class="t m0 x9f h6 yd6 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 xb1 h18 yd7 ffb fs5 fc0 sc0 ls1 ws0">区<span class="_ _c"></span>块<span class="_ _c"></span>链</div><div class="t m0 x40 h1a yd8 ffd fs5 fc0 sc0 ls1 ws0">;</div><div class="t m0 xe5 h18 yd7 ffb fs5 fc0 sc0 ls1 ws0">数<span class="_ _c"></span>据<span class="_ _c"></span>分<span class="_ _e"></span>析</div><div class="t m0 x15a h1a yd8 ffd fs5 fc0 sc0 ls1 ws0">;</div><div class="t m0 x47 h18 yd7 ffb fs5 fc0 sc0 ls1 ws0">比<span class="_ _c"></span>特<span class="_ _c"></span>币</div><div class="t m0 x16 h1a yd8 ffd fs5 fc0 sc0 ls1 ws0">;</div><div class="t m0 x7f h18 yd7 ffb fs5 fc0 sc0 ls1 ws0">以<span class="_ _c"></span>太<span class="_ _c"></span>坊</div><div class="t m0 x3b h1a yd8 ffd fs5 fc0 sc0 ls1 ws0">;</div><div class="t m0 x17a h18 yd7 ffb fs5 fc0 sc0 ls1 ws0">智<span class="_ _c"></span>能<span class="_ _c"></span>合<span class="_ _e"></span>约</div><div class="t m0 x171 h2 yd9 ff6 fs0 fc0 sc0 ls1 ws0">中<span class="_ _c"></span>图<span class="_ _c"></span>法<span class="_ _e"></span>分<span class="_ _f"></span>类<span class="_ _e"></span>号</div><div class="t m0 x16d h6 yda ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 x7a h3 ydb ff2 fs0 fc0 sc0 ls1 ws0">T<span class="_ _10"></span>P<span class="_ _1"></span>3<span class="_ _2"></span>9<span class="_ _2"></span>1</div><div class="t m0 x22 h7 ydc ff5 fs1 fc0 sc0 ls1 ws0"> <span class="_ _c"></span><span class="ff4">①</span></div><div class="t m0 x17b ha ydd ff2 fs1 fc0 sc0 ls1 ws0">h<span class="_ _2"></span>t<span class="_ _6"></span>t</div><div class="t m0 xb0 ha yde ff2 fs1 fc0 sc0 ls1 ws0">p</div><div class="t m0 x145 h1b ydf ffe fs1 fc0 sc0 ls1 ws0">:</div><div class="t m0 xb hc ydc ff4 fs1 fc0 sc0 ls1 ws0">?<span class="_ _6"></span>?</div><div class="t m0 xb6 ha ydd ff2 fs1 fc0 sc0 ls1 ws0">w<span class="_ _3"></span>w<span class="_ _3"></span>w<span class="_ _1b"></span>.</div><div class="t m0 xe ha yde ff2 fs1 fc0 sc0 ls1 ws0">g</div><div class="t m0 x16d ha ydd ff2 fs1 fc0 sc0 ls1 ws0">a<span class="_ _2"></span>r<span class="_ _6"></span>t<span class="_ _2"></span>n<span class="_ _1"></span>e<span class="_ _7"></span>r<span class="_ _0"></span>.<span class="_ _5"></span>c<span class="_ _2"></span>o<span class="_ _9"></span>m</div><div class="t m0 x22 h14 ye0 ff5 fs5 fc0 sc0 ls1 ws0"> <span class="_ _c"></span> </div><div class="t m0 x17c h18 ye1 ff1 fs5 fc0 sc0 lsa ws0">区<span class="_ _1b"></span>块<span class="_ _1b"></span>链<span class="_ _1b"></span>技<span class="_ _1a"></span>术是一种新型的分布式账本技术</div><div class="t m0 x115 h1c ye2 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x69 h18 ye1 ff1 fs5 fc0 sc0 ls1 ws0">它</div><div class="t m0 x22 h18 ye3 ff1 fs5 fc0 sc0 ls7 ws0">可以在互不信任的环境下实现去信任中介的可信交</div><div class="t m0 x22 h18 ye4 ff1 fs5 fc0 sc0 ls1 ws0">易</div><div class="t m0 x171 h13 ye5 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x112 h18 ye4 ff1 fs5 fc0 sc0 ls1 ws0">与<span class="_ _c"></span>传<span class="_ _c"></span>统<span class="_ _e"></span>数<span class="_ _1c"></span>据<span class="_ _e"></span>库<span class="_ _1c"> </span>技<span class="_ _1c"> </span>术<span class="_ _1c"> </span>相<span class="_ _1c"> </span>比</div><div class="t m0 x15a h1c ye6 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x47 h18 ye4 ff1 fs5 fc0 sc0 lsb ws0">区块链技术具有防伪</div><div class="t m0 x22 h18 ye7 ff1 fs5 fc0 sc0 ls1 ws0">造</div><div class="t m0 x171 h1c ye8 ffe fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x112 h18 ye7 ff1 fs5 fc0 sc0 ls7 ws0">不可篡改以及能方便实现智能合约等特点</div><div class="t m0 x17a h1c ye8 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x9d h18 ye7 ff1 fs5 fc0 sc0 ls1 ws0">被<span class="_ _c"></span>誉</div><div class="t m0 x22 h18 ye9 ff1 fs5 fc0 sc0 lsc ws0">为一种将引发社会变革的新型技术</div><div class="t m0 x16e h1d yea ffe fs2 fc0 sc0 ls1 ws0">[</div><div class="t m0 x16 hb yeb ff2 fs2 fc0 sc0 ls1 ws0">1</div><div class="t m0 x7f h1d yea ffe fs2 fc0 sc0 ls1 ws0">]</div><div class="t m0 x9a h13 yec ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x17d h18 ye9 ff1 fs5 fc0 sc0 ls1 ws0">国<span class="_ _e"></span>务<span class="_ _e"></span>院<span class="_ _c"></span>印<span class="_ _e"></span>发</div><div class="t m0 x22 h18 yed ff1 fs5 fc0 sc0 ls1 ws0">的</div><div class="t m0 xe4 h1c yee ffe fs5 fc0 sc0 ls1 ws0">《</div><div class="t m0 x112 h18 yed ff1 fs5 fc0 sc0 ls1 ws0">十<span class="_ _c"></span>三<span class="_ _c"></span>五<span class="_ _e"></span>国<span class="_ _f"></span>家<span class="_ _e"></span>信<span class="_ _f"></span>息<span class="_ _c"></span>规<span class="_ _e"></span>划</div><div class="t m0 x147 h1c yee ffe fs5 fc0 sc0 ls1 ws0">》</div><div class="t m0 x168 h18 yed ff1 fs5 fc0 sc0 ls7 ws0">将区块链等相关技术列入</div><div class="t m0 x22 h18 yef ff1 fs5 fc0 sc0 ls1 ws0">强<span class="_ _c"></span>化<span class="_ _c"></span>超<span class="_ _e"></span>前<span class="_ _f"></span>布<span class="_ _e"></span>局<span class="_ _f"></span>的<span class="_ _e"></span>战<span class="_ _e"></span>略<span class="_ _e"></span>性<span class="_ _e"></span>前<span class="_ _e"></span>沿<span class="_ _e"></span>技<span class="_ _e"></span>术</div><div class="t m0 x136 h13 yf0 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xd6 h18 yef ff1 fs5 fc0 sc0 lsa ws0">著名信息技术研</div><div class="t m0 x22 h18 yf1 ff1 fs5 fc0 sc0 ls1 ws0">究<span class="_ _c"></span>分<span class="_ _c"></span>析<span class="_ _c"></span>公<span class="_ _e"></span>司</div><div class="t m0 xc2 h13 yf2 ff2 fs5 fc0 sc0 ls1 ws0">G<span class="_ _1"></span>a<span class="_ _5"></span>r<span class="_ _4"></span>t<span class="_ _a"></span>n<span class="_ _6"></span>e<span class="_ _5"></span>r</div><div class="t m0 xc4 h1e yf3 ff4 fs2 fc0 sc0 ls1 ws0">①</div><div class="t m0 xb9 h18 yf4 ff1 fs5 fc0 sc0 ls1 ws0">连<span class="_ _e"></span>续</div><div class="t m0 x39 h13 yf2 ff2 fs5 fc0 sc0 ls1 ws0">2</div><div class="t m0 x47 h18 yf4 ff1 fs5 fc0 sc0 ls1 ws0">年</div><div class="t m0 x135 h1c yf5 ffe fs5 fc0 sc0 ls1 ws0">(</div><div class="t m0 x64 h13 yf2 ff2 fs5 fc0 sc0 ls1 ws0">2<span class="_ _6"></span>0<span class="_ _6"></span>1<span class="_ _6"></span>7</div><div class="t m0 xa7 h18 yf4 ff1 fs5 fc0 sc0 ls1 ws0">年</div><div class="t m0 x68 h1c yf5 ffe fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x4a h13 yf2 ff2 fs5 fc0 sc0 ls1 ws0">2<span class="_ _6"></span>0<span class="_ _6"></span>1<span class="_ _6"></span>8</div><div class="t m0 xa8 h18 yf4 ff1 fs5 fc0 sc0 ls1 ws0">年</div><div class="t m0 x17e h1c yf5 ffe fs5 fc0 sc0 ls1 ws0">)</div><div class="t m0 x22 h18 yf6 ff1 fs5 fc0 sc0 ls1 ws0">将<span class="_ _c"></span>区<span class="_ _c"></span>块<span class="_ _e"></span>链<span class="_ _f"></span>及<span class="_ _e"></span>其<span class="_ _f"></span>相<span class="_ _c"></span>关<span class="_ _e"></span>技<span class="_ _f"></span>术<span class="_ _e"></span>列<span class="_ _f"></span>入<span class="_ _e"></span>十<span class="_ _f"></span>大<span class="_ _e"></span>战<span class="_ _f"></span>略<span class="_ _e"></span>科<span class="_ _f"></span>技</div><div class="t m0 xbb h13 yf7 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x17c h18 yf8 ff1 fs5 fc0 sc0 ls7 ws0">区块链技术是比特币等新型数字货币的底层支</div><div class="t m0 x22 h18 yf9 ff1 fs5 fc0 sc0 ls1 ws0">撑<span class="_ _c"></span>技<span class="_ _c"></span>术</div><div class="t m0 x97 h13 yfa ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x172 h18 yf9 ff1 fs5 fc0 sc0 ls7 ws0">由于要在分布式环境中实现可信的交易</div><div class="t m0 xa8 h1c yfb ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x69 h18 yf9 ff1 fs5 fc0 sc0 ls1 ws0">区</div><div class="t m0 x22 h18 yfc ff1 fs5 fc0 sc0 lsa ws0">块<span class="_ _1b"></span>链<span class="_ _1b"></span>技<span class="_ _1b"></span>术<span class="_ _1d"></span>大<span class="_ _1d"></span>量使<span class="_ _1d"></span>用密码学技术隐藏用户信息</div><div class="t m0 x9c h1c yfd ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x9d h18 yfc ff1 fs5 fc0 sc0 ls1 ws0">同<span class="_ _e"></span>时</div><div class="t m0 x22 h18 yfe ff1 fs5 fc0 sc0 ls1 ws0">所<span class="_ _c"></span>有<span class="_ _c"></span>交<span class="_ _e"></span>易<span class="_ _f"></span>信<span class="_ _e"></span>息<span class="_ _f"></span>则<span class="_ _c"></span>由<span class="_ _e"></span>分<span class="_ _f"></span>布<span class="_ _e"></span>式<span class="_ _f"></span>网<span class="_ _e"></span>络<span class="_ _f"></span>共<span class="_ _e"></span>同<span class="_ _f"></span>验<span class="_ _e"></span>证</div><div class="t m0 xe6 h1c yff ffe fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x13f h18 yfe ff1 fs5 fc0 sc0 ls1 ws0">存<span class="_ _c"></span>储</div><div class="t m0 x17a h13 y100 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x9d h18 yfe ff1 fs5 fc0 sc0 ls1 ws0">区<span class="_ _c"></span>块</div><div class="t m0 x22 h18 y101 ff1 fs5 fc0 sc0 ls7 ws0">链技术可根据应用场景和网络加入许可机制的不同</div><div class="t m0 x22 h18 y102 ff1 fs5 fc0 sc0 ls1 ws0">划<span class="_ _c"></span>分<span class="_ _c"></span>为<span class="_ _e"></span>公<span class="_ _f"></span>有<span class="_ _e"></span>链</div><div class="t m0 x26 h1c y103 ffe fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x15f h18 y102 ff1 fs5 fc0 sc0 ls1 ws0">联<span class="_ _e"></span>盟<span class="_ _e"></span>链<span class="_ _e"></span>和<span class="_ _e"></span>私<span class="_ _1c"></span>有<span class="_ _e"></span>链</div><div class="t m0 x135 h1d y104 ffe fs2 fc0 sc0 ls1 ws0">[</div><div class="t m0 x17f hb y105 ff2 fs2 fc0 sc0 ls1 ws0">2</div><div class="t m0 xa5 h1d y104 ffe fs2 fc0 sc0 ls1 ws0">]</div><div class="t m0 xd6 h13 y106 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xa6 h18 y102 ff1 fs5 fc0 sc0 ls1 ws0">比<span class="_ _e"></span>特<span class="_ _e"></span>币</div><div class="t m0 xe7 h1d y104 ffe fs2 fc0 sc0 ls1 ws0">[</div><div class="t m0 x32 hb y105 ff2 fs2 fc0 sc0 ls1 ws0">3</div><div class="t m0 x3b h1d y104 ffe fs2 fc0 sc0 ls1 ws0">]</div><div class="t m0 x9c h1c y103 ffe fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x9d h18 y102 ff1 fs5 fc0 sc0 ls1 ws0">以<span class="_ _e"></span>太</div><div class="t m0 x22 h18 y107 ff1 fs5 fc0 sc0 ls1 ws0">坊</div><div class="t m0 xe4 h1d y108 ffe fs2 fc0 sc0 ls1 ws0">[</div><div class="t m0 x111 hb y109 ff2 fs2 fc0 sc0 ls1 ws0">4</div><div class="t m0 x180 h1d y108 ffe fs2 fc0 sc0 ls1 ws0">]</div><div class="t m0 x17c h18 y10a ff1 fs5 fc0 sc0 ls1 ws0">等<span class="_ _e"></span>对<span class="_ _e"></span>节<span class="_ _c"></span>点<span class="_ _e"></span>的<span class="_ _e"></span>加<span class="_ _e"></span>入<span class="_ _c"></span>与<span class="_ _e"></span>退<span class="_ _e"></span>出<span class="_ _e"></span>没<span class="_ _e"></span>有<span class="_ _c"></span>任<span class="_ _e"></span>何<span class="_ _e"></span>限<span class="_ _e"></span>制</div><div class="t m0 xe7 h1c y10b ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x3b h18 y10a ff1 fs5 fc0 sc0 ls1 ws0">是<span class="_ _e"></span>典<span class="_ _e"></span>型</div><div class="t m0 x22 h18 y10c ff1 fs5 fc0 sc0 ls1 ws0">的<span class="_ _c"></span>公<span class="_ _c"></span>有<span class="_ _e"></span>链</div><div class="t m0 xc h13 y10d ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xb1 h18 y10c ff1 fs5 fc0 sc0 lsd ws0">传<span class="_ _1d"></span>统数<span class="_ _1d"></span>据库中的数据通<span class="lsa">常隶属于某家企</span></div><div class="t m0 x22 h18 y10e ff1 fs5 fc0 sc0 ls1 ws0">业<span class="_ _c"></span>或<span class="_ _c"></span>机<span class="_ _e"></span>构</div><div class="t m0 xc h1c y10f ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xb1 h18 y10e ff1 fs5 fc0 sc0 ls7 ws0">只有内部人员能够查看和分析</div><div class="t m0 x13f h1c y10f ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xbb h18 y10e ff1 fs5 fc0 sc0 ls1 ws0">而<span class="_ _c"></span>公<span class="_ _c"></span>有<span class="_ _e"></span>区</div><div class="t m0 x22 h18 y110 ff1 fs5 fc0 sc0 ls1 ws0">块<span class="_ _c"></span>链<span class="_ _c"></span>因<span class="_ _e"></span>为<span class="_ _f"></span>可<span class="_ _e"></span>以<span class="_ _f"></span>自<span class="_ _e"></span>由<span class="_ _e"></span>加<span class="_ _e"></span>入<span class="_ _e"></span>与<span class="_ _e"></span>退<span class="_ _e"></span>出</div><div class="t m0 x15 h1c y111 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x135 h18 y110 ff1 fs5 fc0 sc0 lsa ws0">其中的数据即区块</div><div class="t m0 x22 h18 y112 ff1 fs5 fc0 sc0 ls1 ws0">链<span class="_ _c"></span>数<span class="_ _c"></span>据<span class="_ _e"></span>可<span class="_ _f"></span>以<span class="_ _e"></span>方<span class="_ _f"></span>便<span class="_ _e"></span>地<span class="_ _e"></span>获<span class="_ _e"></span>取</div><div class="t m0 x152 h13 y113 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x13e h18 y112 ff1 fs5 fc0 sc0 lsa ws0">这为数据分析人员通过获</div><div class="t m0 x22 h18 y114 ff1 fs5 fc0 sc0 ls1 ws0">取<span class="_ _c"></span>公<span class="_ _c"></span>有<span class="_ _e"></span>链<span class="_ _f"></span>的<span class="_ _e"></span>交<span class="_ _f"></span>易<span class="_ _e"></span>数<span class="_ _e"></span>据</div><div class="t m0 x43 h1c y115 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x157 h18 y114 ff1 fs5 fc0 sc0 lsa ws0">进而分析系统中的各种行为</div><div class="t m0 x22 h18 y116 ff1 fs5 fc0 sc0 ls1 ws0">提<span class="_ _c"></span>供<span class="_ _c"></span>了<span class="_ _e"></span>前<span class="_ _f"></span>所<span class="_ _e"></span>未<span class="_ _f"></span>有<span class="_ _c"></span>的<span class="_ _e"></span>机<span class="_ _f"></span>会</div><div class="t m0 x159 h13 y117 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x17c h18 y118 ff1 fs5 fc0 sc0 ls1 ws0">当<span class="_ _c"></span>前</div><div class="t m0 xc h1c y119 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xb1 h18 y118 ff1 fs5 fc0 sc0 ls1 ws0">各<span class="_ _c"></span>种<span class="_ _c"></span>公<span class="_ _e"></span>有<span class="_ _f"></span>链<span class="_ _c"></span>如<span class="_ _e"></span>比<span class="_ _f"></span>特<span class="_ _e"></span>币</div><div class="t m0 x48 h1c y119 ffe fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x17f h18 y118 ff1 fs5 fc0 sc0 ls7 ws0">以太坊等获得了大</div><div class="t m0 x22 h18 y11a ff1 fs5 fc0 sc0 ls1 ws0">量<span class="_ _c"></span>用<span class="_ _c"></span>户<span class="_ _e"></span>的<span class="_ _c"></span>参<span class="_ _e"></span>与</div><div class="t m0 xb7 h1c y11b ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x94 h18 y11a ff1 fs5 fc0 sc0 lsb ws0">积累了大量交易数据</div><div class="t m0 x66 h13 y11c ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x9b h18 y11a ff1 fs5 fc0 sc0 ls1 ws0">以<span class="_ _1c"></span>比<span class="_ _1c"></span>特<span class="_ _1c"></span>币<span class="_ _1c"></span>为</div><div class="t m0 x22 h18 y11d ff1 fs5 fc0 sc0 ls1 ws0">例</div><div class="t m0 x171 h1c y11e ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x112 h18 y11f ff1 fs5 fc0 sc0 ls1 ws0">一<span class="_ _e"></span>份</div><div class="t m0 xc0 h13 y120 ff2 fs5 fc0 sc0 ls1 ws0">A<span class="_ _0"></span>R<span class="_ _9"></span>K</div><div class="t m0 xf h18 y11f ff1 fs5 fc0 sc0 ls1 ws0">投<span class="_ _e"></span>资<span class="_ _e"></span>公<span class="_ _c"></span>司<span class="_ _e"></span>和</div><div class="t m0 x181 h13 y120 ff2 fs5 fc0 sc0 ls1 ws0">C<span class="_ _2"></span>o<span class="_ _12"></span>i<span class="_ _12"></span>n<span class="_ _2"></span>b<span class="_ _6"></span>a<span class="_ _5"></span>s<span class="_ _5"></span>e</div><div class="t m0 xc5 h18 y11f ff1 fs5 fc0 sc0 ls1 ws0">联<span class="_ _e"></span>合<span class="_ _e"></span>发<span class="_ _e"></span>布<span class="_ _e"></span>的<span class="_ _e"></span>研</div><div class="t m0 x22 h18 y121 ff1 fs5 fc0 sc0 ls1 ws0">究<span class="_ _c"></span>报<span class="_ _c"></span>告<span class="_ _e"></span>指<span class="_ _f"></span>出</div><div class="t m0 x182 h1c y122 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x3f h18 y121 ff1 fs5 fc0 sc0 ls1 ws0">截<span class="_ _c"></span>至</div><div class="t m0 x40 h13 y123 ff2 fs5 fc0 sc0 ls1 ws0">2<span class="_ _6"></span>0<span class="_ _6"></span>1<span class="_ _6"></span>6</div><div class="t m0 x105 h18 y121 ff1 fs5 fc0 sc0 ls1 ws0">年<span class="_ _c"></span>底</div><div class="t m0 x15a h1c y122 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x47 h18 y121 ff1 fs5 fc0 sc0 ls1 ws0">全<span class="_ _c"></span>球<span class="_ _c"></span>有<span class="_ _e"></span>超<span class="_ _f"></span>过</div><div class="t m0 x183 h13 y123 ff2 fs5 fc0 sc0 ls1 ws0">1</div><div class="t m0 x4a h14 y124 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xbb h13 y123 ff2 fs5 fc0 sc0 ls1 ws0">0<span class="_ _6"></span>0<span class="_ _6"></span>0</div><div class="t m0 x9d h18 y121 ff1 fs5 fc0 sc0 ls1 ws0">万<span class="_ _c"></span>用</div><div class="t m0 x22 h18 y125 ff1 fs5 fc0 sc0 ls1 ws0">户<span class="_ _c"></span>持<span class="_ _c"></span>有<span class="_ _e"></span>比<span class="_ _1c"> </span>特<span class="_ _1e"> </span>币</div><div class="t m0 x16d h1c y126 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x27 h18 y125 ff1 fs5 fc0 sc0 lse ws0">每天比<span class="_ _1b"></span>特币的交易量达到</div><div class="t m0 x4b h13 y127 ff2 fs5 fc0 sc0 ls1 ws0">2</div><div class="t m0 x12e h18 y125 ff1 fs5 fc0 sc0 ls1 ws0">亿<span class="_ _1e"> </span>美</div><div class="t m0 x22 h18 y128 ff1 fs5 fc0 sc0 ls1 ws0">元</div><div class="t m0 xe4 h1d y129 ffe fs2 fc0 sc0 ls1 ws0">[</div><div class="t m0 x111 hb y12a ff2 fs2 fc0 sc0 ls1 ws0">5</div><div class="t m0 x180 h1d y129 ffe fs2 fc0 sc0 ls1 ws0">]</div><div class="t m0 x17c h13 y12b ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x150 h18 y128 ff1 fs5 fc0 sc0 ls1 ws0">大<span class="_ _e"></span>量<span class="_ _e"></span>用<span class="_ _c"></span>户<span class="_ _e"></span>的<span class="_ _e"></span>参<span class="_ _e"></span>与<span class="_ _c"></span>和<span class="_ _e"></span>活<span class="_ _e"></span>跃<span class="_ _e"></span>的<span class="_ _e"></span>用<span class="_ _c"></span>户<span class="_ _e"></span>交<span class="_ _e"></span>易<span class="_ _e"></span>使<span class="_ _e"></span>得<span class="_ _c"></span>基<span class="_ _e"></span>于</div><div class="t m0 x22 h18 y12c ff1 fs5 fc0 sc0 ls7 ws0">区块链的数据分析成为一个重要且有价值的研究问</div><div class="t m0 x22 h18 y12d ff1 fs5 fc0 sc0 ls1 ws0">题</div><div class="t m0 x171 h13 y12e ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x112 h18 y12d ff1 fs5 fc0 sc0 ls1 ws0">随<span class="_ _c"></span>着<span class="_ _c"></span>区<span class="_ _e"></span>块<span class="_ _f"></span>链<span class="_ _e"></span>技<span class="_ _f"></span>术<span class="_ _c"></span>的<span class="_ _e"></span>发<span class="_ _f"></span>展</div><div class="t m0 x13 h1c y12f ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x30 h18 y12d ff1 fs5 fc0 sc0 ls7 ws0">各行各业将区块链技术</div><div class="t m0 x22 h18 y130 ff1 fs5 fc0 sc0 ls1 ws0">作<span class="_ _c"></span>为<span class="_ _c"></span>底<span class="_ _e"></span>层<span class="_ _f"></span>技<span class="_ _e"></span>术<span class="_ _f"></span>引<span class="_ _e"></span>入</div><div class="t m0 x184 h1c y131 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xc4 h18 y130 ff1 fs5 fc0 sc0 lsd ws0">势必导致大量<span class="lsa">的数据以区块链</span></div><div class="t m0 xe9 h18 y132 ff1 fs5 fc0 sc0 ls1 ws0">数<span class="_ _c"></span>据<span class="_ _c"></span>的<span class="_ _e"></span>形<span class="_ _f"></span>式<span class="_ _e"></span>存<span class="_ _f"></span>在</div><div class="t m0 x4 h1c ye2 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x58 h18 ye1 ff1 fs5 fc0 sc0 lsa ws0">因而研究基于区块链的数据分析</div><div class="t m0 xe9 h18 y133 ff1 fs5 fc0 sc0 ls7 ws0">问题具有重要的理论和现实意义</div><div class="t m0 xac h13 y134 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xbd h18 y135 ff1 fs5 fc0 sc0 ls1 ws0">与<span class="_ _c"></span>典<span class="_ _e"></span>型<span class="_ _e"></span>数<span class="_ _e"></span>据<span class="_ _c"></span>形<span class="_ _e"></span>式<span class="_ _e"></span>相<span class="_ _e"></span>比</div><div class="t m0 xd0 h1c y136 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x11a h18 y135 ff1 fs5 fc0 sc0 ls1 ws0">区<span class="_ _e"></span>块<span class="_ _e"></span>链<span class="_ _c"></span>数<span class="_ _e"></span>据<span class="_ _e"></span>具<span class="_ _e"></span>有</div><div class="t m0 x5f h13 y137 ff2 fs5 fc0 sc0 ls1 ws0">2</div><div class="t m0 x174 h18 y135 ff1 fs5 fc0 sc0 ls1 ws0">个<span class="_ _e"></span>重</div><div class="t m0 xe9 h18 y138 ff1 fs5 fc0 sc0 ls1 ws0">要<span class="_ _c"></span>的<span class="_ _c"></span>特<span class="_ _e"></span>点</div><div class="t m0 xdb h1c y139 ffe fs5 fc0 sc0 ls1 ws0">:</div><div class="t m0 x53 h13 y13a ff2 fs5 fc0 sc0 ls1 ws0">1</div><div class="t m0 xec h1c y139 ffe fs5 fc0 sc0 ls1 ws0">)</div><div class="t m0 x185 h18 y138 ff1 fs5 fc0 sc0 ls1 ws0">在<span class="_ _c"></span>区<span class="_ _e"></span>块<span class="_ _e"></span>链<span class="_ _e"></span>系<span class="_ _e"></span>统<span class="_ _e"></span>中</div><div class="t m0 x36 h1c y139 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xf0 h18 y138 ff1 fs5 fc0 sc0 ls1 ws0">尤<span class="_ _e"></span>其<span class="_ _e"></span>是<span class="_ _e"></span>在<span class="_ _e"></span>公<span class="_ _e"></span>有<span class="_ _e"></span>链<span class="_ _e"></span>中</div><div class="t m0 x186 h1c y139 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xe9 h18 y13b ff1 fs5 fc0 sc0 ls1 ws0">用<span class="_ _c"></span>户<span class="_ _c"></span>都<span class="_ _e"></span>是<span class="_ _f"></span>匿<span class="_ _e"></span>名<span class="_ _f"></span>的</div><div class="t m0 x4 h1c y13c ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x58 h18 y13b ff1 fs5 fc0 sc0 ls1 ws0">各<span class="_ _e"></span>种<span class="_ _e"></span>用<span class="_ _e"></span>户<span class="_ _e"></span>的<span class="_ _e"></span>属<span class="_ _e"></span>性<span class="_ _e"></span>数<span class="_ _e"></span>据</div><div class="t m0 x5d h1c y13c ffe fs5 fc0 sc0 ls1 ws0">(</div><div class="t m0 x13b h18 y13b ff1 fs5 fc0 sc0 ls1 ws0">如<span class="_ _e"></span>性<span class="_ _e"></span>别</div><div class="t m0 xf2 h1c y13c ffe fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x187 h18 y13b ff1 fs5 fc0 sc0 ls1 ws0">年</div><div class="t m0 xe9 h18 y13d ff1 fs5 fc0 sc0 ls1 ws0">龄<span class="_ _c"></span>等</div><div class="t m0 xbd h1c y13e ffe fs5 fc0 sc0 ls1 ws0">)</div><div class="t m0 x14c h18 y13f ff1 fs5 fc0 sc0 ls1 ws0">都<span class="_ _c"></span>无<span class="_ _c"></span>从<span class="_ _e"></span>获<span class="_ _f"></span>得</div><div class="t m0 x58 h1c y13e ffe fs5 fc0 sc0 ls1 ws0">;</div><div class="t m0 x8a h13 y140 ff2 fs5 fc0 sc0 ls1 ws0">2</div><div class="t m0 x33 h1c y13e ffe fs5 fc0 sc0 ls1 ws0">)</div><div class="t m0 x71 h18 y13f ff1 fs5 fc0 sc0 ls1 ws0">区<span class="_ _c"></span>块<span class="_ _c"></span>链<span class="_ _e"></span>系<span class="_ _f"></span>统<span class="_ _e"></span>中<span class="_ _f"></span>用<span class="_ _c"></span>户<span class="_ _e"></span>通<span class="_ _f"></span>过<span class="_ _e"></span>交<span class="_ _f"></span>易<span class="_ _e"></span>形</div><div class="t m0 xe9 h18 y141 ff1 fs5 fc0 sc0 ls1 ws0">成<span class="_ _c"></span>联<span class="_ _c"></span>结</div><div class="t m0 x85 h1c y142 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xf6 h18 y141 ff1 fs5 fc0 sc0 ls1 ws0">构<span class="_ _c"></span>成<span class="_ _c"></span>各<span class="_ _e"></span>种<span class="_ _e"></span>网<span class="_ _c"></span>络</div><div class="t m0 x10c h1c y142 ffe fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x6 h18 y141 ff1 fs5 fc0 sc0 lsa ws0">数据之间彼此互相关联</div><div class="t m0 xf2 h13 y143 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x187 h18 y141 ff1 fs5 fc0 sc0 ls1 ws0">因</div><div class="t m0 xe9 h18 y144 ff1 fs5 fc0 sc0 ls1 ws0">而</div><div class="t m0 x116 h1c y145 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x84 h18 y144 ff1 fs5 fc0 sc0 lsa ws0">基<span class="_ _1d"></span>于匿<span class="_ _1d"></span>名<span class="_ _1d"></span>网络<span class="_ _1d"></span>的数据分析技术将成为区块链数</div><div class="t m0 xe9 h18 y146 ff1 fs5 fc0 sc0 ls7 ws0">据分析的重要技术</div><div class="t m0 x8b h13 y147 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xbd h18 y148 ff1 fs5 fc0 sc0 ls1 ws0">目<span class="_ _c"></span>前</div><div class="t m0 xdb h1c y149 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x54 h18 y148 ff1 fs5 fc0 sc0 ls1 ws0">由<span class="_ _c"></span>于<span class="_ _c"></span>区<span class="_ _e"></span>块<span class="_ _f"></span>链<span class="_ _c"></span>技<span class="_ _e"></span>术<span class="_ _f"></span>尚<span class="_ _e"></span>处<span class="_ _f"></span>于<span class="_ _e"></span>初<span class="_ _f"></span>始<span class="_ _e"></span>阶<span class="_ _f"></span>段</div><div class="t m0 x188 h1c y149 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x92 h18 y148 ff1 fs5 fc0 sc0 ls1 ws0">缺<span class="_ _c"></span>乏<span class="_ _c"></span>大</div><div class="t m0 xe9 h18 y14a ff1 fs5 fc0 sc0 ls1 ws0">量<span class="_ _c"></span>成<span class="_ _c"></span>熟<span class="_ _e"></span>的<span class="_ _f"></span>区<span class="_ _e"></span>块<span class="_ _f"></span>链<span class="_ _e"></span>应<span class="_ _e"></span>用<span class="_ _e"></span>项<span class="_ _e"></span>目</div><div class="t m0 xd0 h1c y14b ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x8d h18 y14a ff1 fs5 fc0 sc0 lsa ws0">因而基于区块链的数据</div><div class="t m0 xe9 h18 y14c ff1 fs5 fc0 sc0 ls1 ws0">分<span class="_ _c"></span>析<span class="_ _c"></span>亦<span class="_ _e"></span>处<span class="_ _f"></span>于<span class="_ _e"></span>探<span class="_ _f"></span>索<span class="_ _e"></span>阶<span class="_ _e"></span>段</div><div class="t m0 x71 h13 y14d ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xdf h18 y14e ff1 fs5 fc0 sc0 lsa ws0">区块链数据分析相关的文献</div><div class="t m0 xe9 h18 y14f ff1 fs5 fc0 sc0 ls7 ws0">主要针对目前相对成熟且已有足够数据的区块链如</div><div class="t m0 xe9 h18 y150 ff1 fs5 fc0 sc0 ls1 ws0">比<span class="_ _c"></span>特<span class="_ _c"></span>币</div><div class="t m0 x85 h1c y151 ffe fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 xf6 h18 y150 ff1 fs5 fc0 sc0 ls1 ws0">以<span class="_ _c"></span>太<span class="_ _c"></span>坊<span class="_ _e"></span>等</div><div class="t m0 x58 h13 y152 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xee h18 y150 ff1 fs5 fc0 sc0 ls1 ws0">其<span class="_ _e"></span>中</div><div class="t m0 x189 h1c y151 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x127 h18 y150 ff1 fs5 fc0 sc0 lsa ws0">又以比特币区块链因其创</div><div class="t m0 xe9 h18 y153 ff1 fs5 fc0 sc0 ls1 ws0">立<span class="_ _c"></span>时<span class="_ _c"></span>间<span class="_ _e"></span>较<span class="_ _f"></span>长</div><div class="t m0 xec h1c y154 ffe fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x185 h18 y155 ff1 fs5 fc0 sc0 lsa ws0">广<span class="_ _1d"></span>受关注而成为区块链数据分析研究</div><div class="t m0 xe9 h18 y156 ff1 fs5 fc0 sc0 ls1 ws0">的<span class="_ _c"></span>重<span class="_ _c"></span>要<span class="_ _e"></span>对<span class="_ _f"></span>象</div><div class="t m0 xec h13 y157 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xbd h18 y158 ff1 fs5 fc0 sc0 ls1 ws0">目<span class="_ _e"></span>前</div><div class="t m0 xdb h1c y159 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x54 h18 y158 ff1 fs5 fc0 sc0 ls8 ws0">已有大量针对区块链技术不同角度的文</div><div class="t m0 xe9 h18 y15a ff1 fs5 fc0 sc0 ls1 ws0">献<span class="_ _c"></span>综<span class="_ _c"></span>述</div><div class="t m0 x85 h1c y15b ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xf6 h18 y15a ff1 fs5 fc0 sc0 ls1 ws0">如<span class="_ _c"></span>技<span class="_ _e"></span>术<span class="_ _e"></span>架<span class="_ _e"></span>构</div><div class="t m0 x5a h1d y15c ffe fs2 fc0 sc0 ls1 ws0">[</div><div class="t m0 xce hb y15d ff2 fs2 fc0 sc0 ls1 ws0">6</div><div class="t m0 xcf h1d y15c ffe fs2 fc0 sc0 ls1 ws0">]</div><div class="t m0 x10c h1c y15b ffe fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x189 h18 y15a ff1 fs5 fc0 sc0 ls1 ws0">共<span class="_ _e"></span>识<span class="_ _e"></span>机<span class="_ _1c"></span>制</div><div class="t m0 x10d h1d y15c ffe fs2 fc0 sc0 ls1 ws0">[</div><div class="t m0 x11c hb y15d ff2 fs2 fc0 sc0 ls1 ws0">7</div><div class="t m0 x18a h1d y15c ffe fs2 fc0 sc0 ls1 ws0">]</div><div class="t m0 x8e h1c y15b ffe fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x128 h18 y15a ff1 fs5 fc0 sc0 ls1 ws0">安<span class="_ _e"></span>全<span class="_ _e"></span>和<span class="_ _1c"></span>隐<span class="_ _e"></span>私<span class="_ _e"></span>的</div><div class="t m0 xe9 h18 y15e ff1 fs5 fc0 sc0 ls1 ws0">问<span class="_ _c"></span>题</div><div class="t m0 xbd h1d y15f ffe fs2 fc0 sc0 ls1 ws0">[</div><div class="t m0 x154 hb y160 ff2 fs2 fc0 sc0 ls1 ws0">8</div><div class="t m4 xbe hb y161 ff2 fs2 fc0 sc0 ls1 ws0">-</div><div class="t m0 x14c hb y160 ff2 fs2 fc0 sc0 ls1 ws0">9</div><div class="t m0 x85 h1d y15f ffe fs2 fc0 sc0 ls1 ws0">]</div><div class="t m0 xf6 h1c y162 ffe fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 xeb h18 y15e ff1 fs5 fc0 sc0 ls1 ws0">攻<span class="_ _c"></span>击<span class="_ _c"></span>问<span class="_ _e"></span>题</div><div class="t m0 x70 h1d y15f ffe fs2 fc0 sc0 ls1 ws0">[</div><div class="t m0 xee hb y160 ff2 fs2 fc0 sc0 ls1 ws0">9</div><div class="t m0 x33 h1d y15f ffe fs2 fc0 sc0 ls1 ws0">]</div><div class="t m0 x119 h1c y162 ffe fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x72 h18 y15e ff1 fs5 fc0 sc0 ls1 ws0">应<span class="_ _c"></span>用<span class="_ _c"></span>现<span class="_ _e"></span>状</div><div class="t m0 x7 h1d y15f ffe fs2 fc0 sc0 ls1 ws0">[</div><div class="t m0 x1b hb y160 ff2 fs2 fc0 sc0 ls1 ws0">1<span class="_ _10"></span>0</div><div class="t m4 x1c hb y161 ff2 fs2 fc0 sc0 ls1 ws0">-</div><div class="t m0 x18b hb y160 ff2 fs2 fc0 sc0 ls1 ws0">1<span class="_ _10"></span>1</div><div class="t m0 x164 h1d y15f ffe fs2 fc0 sc0 ls1 ws0">]</div><div class="t m0 x8f h1c y162 ffe fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 xfb h18 y15e ff1 fs5 fc0 sc0 ls1 ws0">研<span class="_ _c"></span>究<span class="_ _e"></span>方<span class="_ _c"></span>向<span class="_ _e"></span>与<span class="_ _e"></span>挑</div><div class="t m0 xe9 h18 y163 ff1 fs5 fc0 sc0 ls1 ws0">战</div><div class="t m0 x116 h1d y164 ffe fs2 fc0 sc0 ls1 ws0">[</div><div class="t m0 x83 hb y165 ff2 fs2 fc0 sc0 ls1 ws0">2</div><div class="t m0 x84 h1d y164 ffe fs2 fc0 sc0 ls1 ws0">]</div><div class="t m0 xbd h1c y166 ffe fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 xbe h18 y163 ff1 fs5 fc0 sc0 ls1 ws0">研<span class="_ _c"></span>究<span class="_ _c"></span>热<span class="_ _e"></span>点</div><div class="t m0 x138 h1d y164 ffe fs2 fc0 sc0 ls1 ws0">[</div><div class="t m0 xf9 hb y165 ff2 fs2 fc0 sc0 ls1 ws0">1<span class="_ _10"></span>2</div><div class="t m0 xed h1d y164 ffe fs2 fc0 sc0 ls1 ws0">]</div><div class="t m0 x70 h18 y163 ff1 fs5 fc0 sc0 ls1 ws0">等</div><div class="t m0 x119 h1c y166 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x72 h18 y163 ff1 fs5 fc0 sc0 lsf ws0">但尚缺乏对区块链数据分析</div><div class="t m0 xe9 h18 y167 ff1 fs5 fc0 sc0 ls7 ws0">技术的进展的相关报道</div><div class="t m0 xe0 h1c y168 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xe1 h18 y167 ff1 fs5 fc0 sc0 ls1 ws0">为<span class="_ _c"></span>弥<span class="_ _c"></span>补<span class="_ _e"></span>这<span class="_ _f"></span>一<span class="_ _e"></span>缺<span class="_ _f"></span>失</div><div class="t m0 x18c h1c y168 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x173 h18 y167 ff1 fs5 fc0 sc0 ls1 ws0">本<span class="_ _c"></span>文<span class="_ _c"></span>对<span class="_ _e"></span>目</div><div class="t m0 xe9 h18 y169 ff1 fs5 fc0 sc0 ls1 ws0">前<span class="_ _c"></span>区<span class="_ _c"></span>块<span class="_ _e"></span>链</div><div class="t m0 xdb h1c y16a ffe fs5 fc0 sc0 ls1 ws0">(</div><div class="t m0 x54 h18 y16b ff1 fs5 fc0 sc0 ls1 ws0">主<span class="_ _c"></span>要<span class="_ _c"></span>是<span class="_ _e"></span>比<span class="_ _e"></span>特<span class="_ _e"></span>币</div><div class="t m0 x18d h1c y16a ffe fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 xd0 h18 y16b ff1 fs5 fc0 sc0 ls1 ws0">以<span class="_ _e"></span>太<span class="_ _e"></span>坊</div><div class="t m0 x10d h1c y16a ffe fs5 fc0 sc0 ls1 ws0">)</div><div class="t m0 x18a h18 y16b ff1 fs5 fc0 sc0 lsa ws0">数据分析的相关</div><div class="t m0 xe9 h18 y16c ff1 fs5 fc0 sc0 ls1 ws0">文<span class="_ _c"></span>献<span class="_ _c"></span>进<span class="_ _c"></span>行<span class="_ _e"></span>了<span class="_ _f"></span>对<span class="_ _e"></span>比<span class="_ _f"></span>分<span class="_ _e"></span>析</div><div class="t m0 x71 h1c y16d ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x10c h18 y16c ff1 fs5 fc0 sc0 ls1 ws0">概<span class="_ _e"></span>括<span class="_ _e"></span>出</div><div class="t m0 x36 h13 y16e ff2 fs5 fc0 sc0 ls1 ws0">2</div><div class="t m0 x155 h18 y16c ff1 fs5 fc0 sc0 lsa ws0">类典型的区块链数</div><div class="t m0 xe9 h18 y16f ff1 fs5 fc0 sc0 ls1 ws0">据<span class="_ _c"></span>和<span class="_ _c"></span>相<span class="_ _e"></span>应<span class="_ _f"></span>的<span class="_ _e"></span>分<span class="_ _f"></span>析<span class="_ _e"></span>方<span class="_ _e"></span>法</div><div class="t m0 x71 h1c y170 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xdf h18 y16f ff1 fs5 fc0 sc0 lsa ws0">并总结了区块链数据分析的</div><div class="t m0 xe9 h18 y171 ff1 fs5 fc0 sc0 ls1 ws0">七<span class="_ _c"></span>大<span class="_ _c"></span>研<span class="_ _e"></span>究<span class="_ _f"></span>问<span class="_ _e"></span>题<span class="_ _f"></span>和<span class="_ _e"></span>进<span class="_ _e"></span>展</div><div class="t m0 x71 h1c y172 ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xdf h18 y173 ff1 fs5 fc0 sc0 lsa ws0">希望能够给当前区块链技术</div><div class="t m0 xe9 h18 y174 ff1 fs5 fc0 sc0 ls7 ws0">的相关研究提供一定的参考与帮助</div><div class="t m0 x164 h13 y175 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xff h1f y176 ff9 fs7 fc0 sc0 ls1 ws0">1</div><div class="t m0 x108 h20 y177 ff5 fs7 fc0 sc0 ls1 ws0"> </div><div class="t m0 xcc h21 y178 ff6 fs7 fc0 sc0 ls10 ws0">区块链基础介绍</div><div class="t m0 xbd h18 y179 ff1 fs5 fc0 sc0 ls1 ws0">当<span class="_ _c"></span>前</div><div class="t m0 xdb h1c y17a ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x54 h18 y179 ff1 fs5 fc0 sc0 ls1 ws0">我<span class="_ _c"></span>们<span class="_ _c"></span>处<span class="_ _e"></span>于<span class="_ _f"></span>一<span class="_ _c"></span>个<span class="_ _e"></span>信<span class="_ _f"></span>息<span class="_ _e"></span>泛<span class="_ _f"></span>滥<span class="_ _e"></span>的<span class="_ _f"></span>时<span class="_ _e"></span>代</div><div class="t m0 x18c h1c y17a ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x173 h18 y179 ff1 fs5 fc0 sc0 ls1 ws0">各<span class="_ _c"></span>种<span class="_ _c"></span>数<span class="_ _e"></span>据</div><div class="t m0 xe9 h18 y17b ff1 fs5 fc0 sc0 ls1 ws0">充<span class="_ _f"></span>斥<span class="_ _f"></span>我<span class="_ _f"></span>们<span class="_ _c"></span>周<span class="_ _f"></span>围</div><div class="t m0 x87 h13 y17c ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x88 h18 y17d ff1 fs5 fc0 sc0 ls1 ws0">然<span class="_ _f"></span>而</div><div class="t m0 x59 h1c y17e ffe fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xce h18 y17d ff1 fs5 fc0 sc0 ls11 ws0">数据是否真实可信<span class="_ _f"></span>却不<span class="_ _f"></span>得<span class="_ _f"></span>而<span class="_ _f"></span>知</div><div class="t m0 x186 h13 y17c ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x18e h3 y17f ff2 fs0 fc0 sc0 ls1 ws0">4<span class="_ _1f"></span>5<span class="_ _1f"></span>8<span class="_ _1f"></span>1</div><div class="t m0 x18f h2 y180 ff1 fs0 fc0 sc0 ls6 ws0">计算机研究与发展</div><div class="t m0 x77 h6 y181 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 x190 h3 y182 ff2 fs0 fc0 sc0 ls1 ws0">2<span class="_ _2"></span>0<span class="_ _2"></span>1<span class="_ _2"></span>8</div><div class="t m0 x191 h22 y183 ffe fs0 fc0 sc0 ls1 ws0">,</div><div class="t m0 x192 h3 y182 ff2 fs0 fc0 sc0 ls1 ws0">5<span class="_ _2"></span>5</div><div class="t m0 x79 h22 y183 ffe fs0 fc0 sc0 ls1 ws0">(</div><div class="t m0 x193 h3 y182 ff2 fs0 fc0 sc0 ls1 ws0">9</div><div class="t m0 x186 h22 y183 ffe fs0 fc0 sc0 ls1 ws0">)</div></div><div class="pi" data-data='{"ctm":[1.612022,0.000000,0.000000,1.612022,0.000000,0.000000]}'></div></div>
<div id="pf3" class="pf w0 h0" data-page-no="3"><div class="pc pc3 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/625154946caf5961923ea9b5/bg3.jpg"><div class="t m0 x22 h18 yc0 ff1 fs5 fc0 sc0 ls1 ws0">区<span class="_ _c"></span>块<span class="_ _c"></span>链<span class="_ _e"></span>技<span class="_ _e"></span>术<span class="_ _e"></span>因<span class="_ _e"></span>其<span class="_ _1c"></span>特<span class="_ _1c"></span>殊<span class="_ _e"></span>的<span class="_ _1c"> </span>机<span class="_ _1c"></span>制</div><div class="t m0 x47 h1c yc1 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x63 h18 yc0 ff1 fs5 fc0 sc0 lsb ws0">其中的数据具有</div><div class="t m0 x115 h1c yc1 fff fs5 fc0 sc0 ls1 ws0">“</div><div class="t m0 x69 h18 yc0 ff1 fs5 fc0 sc0 ls1 ws0">可</div><div class="t m0 x22 h18 yc3 ff1 fs5 fc0 sc0 ls1 ws0">信</div><div class="t m0 xe4 h1c yc4 fff fs5 fc0 sc0 ls1 ws0">”</div><div class="t m0 x112 h18 yc3 ff1 fs5 fc0 sc0 ls1 ws0">的<span class="_ _c"></span>宝<span class="_ _c"></span>贵<span class="_ _e"></span>特<span class="_ _f"></span>征</div><div class="t m0 x61 h1c yc4 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x151 h18 yc3 ff1 fs5 fc0 sc0 ls7 ws0">这使得基于区块链数据分析的信息</div><div class="t m0 x22 h18 yc6 ff1 fs5 fc0 sc0 ls1 ws0">具<span class="_ _c"></span>有<span class="_ _c"></span>重<span class="_ _e"></span>要<span class="_ _f"></span>的<span class="_ _e"></span>价<span class="_ _f"></span>值</div><div class="t m0 x151 h13 yc7 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x132 h18 yc6 ff1 fs5 fc0 sc0 lsd ws0">为理解为何区块<span class="lsa">链数据具有可信</span></div><div class="t m0 x22 h18 yc9 ff1 fs5 fc0 sc0 ls1 ws0">的<span class="_ _c"></span>特<span class="_ _c"></span>征</div><div class="t m0 x97 h1c yca fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x172 h18 yc9 ff1 fs5 fc0 sc0 ls1 ws0">本<span class="_ _c"></span>节<span class="_ _c"></span>将<span class="_ _e"></span>介<span class="_ _f"></span>绍<span class="_ _e"></span>区<span class="_ _f"></span>块<span class="_ _c"></span>链<span class="_ _e"></span>的<span class="_ _f"></span>基<span class="_ _e"></span>本<span class="_ _f"></span>架<span class="_ _e"></span>构</div><div class="t m0 x169 h1c yca fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xe6 h18 yc9 ff1 fs5 fc0 sc0 ls1 ws0">并<span class="_ _c"></span>重<span class="_ _c"></span>点<span class="_ _e"></span>分<span class="_ _f"></span>析</div><div class="t m0 x22 h18 ycc ff1 fs5 fc0 sc0 ls1 ws0">使<span class="_ _c"></span>得<span class="_ _c"></span>区<span class="_ _e"></span>块<span class="_ _f"></span>链<span class="_ _e"></span>数<span class="_ _f"></span>据<span class="_ _c"></span>可<span class="_ _e"></span>信<span class="_ _f"></span>的<span class="_ _e"></span>关<span class="_ _f"></span>键<span class="_ _e"></span>技<span class="_ _f"></span>术</div><div class="t m0 x17f h13 y184 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xa3 h16 y185 ff9 fs5 fc0 sc0 ls1 ws0">1<span class="_ _0"></span>.<span class="_ _16"></span>1</div><div class="t m0 x112 h14 y186 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x150 h18 yce ff6 fs5 fc0 sc0 ls1 ws0">区<span class="_ _c"></span>块<span class="_ _c"></span>链<span class="_ _e"></span>架<span class="_ _f"></span>构</div><div class="t m0 x194 h13 yd2 ff2 fs5 fc0 sc0 ls1 ws0">2<span class="_ _6"></span>0<span class="_ _6"></span>0<span class="_ _6"></span>8</div><div class="t m0 xa0 h18 yd0 ff1 fs5 fc0 sc0 ls1 ws0">年</div><div class="t m0 xd2 h1c yd1 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xe h18 yd0 ff1 fs5 fc0 sc0 ls1 ws0">化<span class="_ _c"></span>名<span class="_ _c"></span>为</div><div class="t m0 x133 h1c yd1 fff fs5 fc0 sc0 ls1 ws0">“</div><div class="t m0 x38 h18 yd0 ff1 fs5 fc0 sc0 ls1 ws0">中<span class="_ _c"></span>本<span class="_ _c"></span>聪</div><div class="t m0 x195 h1c yd1 fff fs5 fc0 sc0 ls1 ws0">”<span class="_ _6"></span>(</div><div class="t m0 x48 h13 yd2 ff2 fs5 fc0 sc0 ls1 ws0">S<span class="_ _6"></span>a<span class="_ _12"></span>t<span class="_ _a"></span>o<span class="_ _a"></span>s<span class="_ _6"></span>h<span class="_ _12"></span>i</div><div class="t m0 xa7 h14 y187 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xe6 h13 yd2 ff2 fs5 fc0 sc0 ls1 ws0">N<span class="_ _1"></span>a<span class="_ _6"></span>k<span class="_ _6"></span>a<span class="_ _d"></span>m<span class="_ _b"></span>o<span class="_ _5"></span>t<span class="_ _5"></span>o</div><div class="t m0 x17e h1c yd1 fff fs5 fc0 sc0 ls1 ws0">)</div><div class="t m0 x22 h18 yd3 ff1 fs5 fc0 sc0 ls1 ws0">的<span class="_ _e"></span>学<span class="_ _e"></span>者<span class="_ _c"></span>在<span class="_ _e"></span>密<span class="_ _e"></span>码<span class="_ _e"></span>学<span class="_ _e"></span>邮<span class="_ _c"></span>件<span class="_ _e"></span>组<span class="_ _e"></span>发<span class="_ _e"></span>表<span class="_ _c"></span>比<span class="_ _e"></span>特<span class="_ _e"></span>币<span class="_ _e"></span>奠<span class="_ _e"></span>基<span class="_ _c"></span>性<span class="_ _e"></span>论<span class="_ _e"></span>文</div><div class="t m0 xa8 h1d y188 fff fs2 fc0 sc0 ls1 ws0">[</div><div class="t m0 x149 hb y189 ff2 fs2 fc0 sc0 ls1 ws0">3</div><div class="t m0 x14a h1d y188 fff fs2 fc0 sc0 ls1 ws0">]</div><div class="t m0 x17e h1c y18a fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x22 h18 y18b ff1 fs5 fc0 sc0 ls1 ws0">并<span class="_ _c"></span>于</div><div class="t m0 x17c h13 y18c ff2 fs5 fc0 sc0 ls1 ws0">2<span class="_ _6"></span>0<span class="_ _6"></span>0<span class="_ _6"></span>9</div><div class="t m0 xb1 h18 y18b ff1 fs5 fc0 sc0 ls1 ws0">年</div><div class="t m0 x3f h13 y18c ff2 fs5 fc0 sc0 ls1 ws0">1</div><div class="t m0 x61 h18 y18b ff1 fs5 fc0 sc0 ls7 ws0">月实现了比特币的最初版本</div><div class="t m0 x99 h13 y18c ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x3b h18 y18b ff1 fs5 fc0 sc0 ls1 ws0">在<span class="_ _c"></span>经<span class="_ _c"></span>过</div><div class="t m0 x22 h18 y18d ff1 fs5 fc0 sc0 ls1 ws0">一<span class="_ _c"></span>段<span class="_ _c"></span>时<span class="_ _e"></span>间<span class="_ _f"></span>的<span class="_ _e"></span>运<span class="_ _f"></span>行<span class="_ _c"></span>之<span class="_ _e"></span>后</div><div class="t m0 x43 h1c y18e fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x37 h18 y18d ff1 fs5 fc0 sc0 ls7 ws0">比特币开始走进大众的视野</div><div class="t m0 x17e h13 y18f ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x22 h18 y190 ff1 fs5 fc0 sc0 ls1 ws0">由<span class="_ _c"></span>于<span class="_ _c"></span>比<span class="_ _e"></span>特<span class="_ _f"></span>币<span class="_ _e"></span>具<span class="_ _f"></span>有<span class="_ _e"></span>许<span class="_ _e"></span>多<span class="_ _e"></span>优<span class="_ _e"></span>良<span class="_ _e"></span>特<span class="_ _e"></span>性</div><div class="t m0 x15 h1c y191 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x135 h18 y190 ff1 fs5 fc0 sc0 lsa ws0">其迅速成为金融市</div><div class="t m0 x22 h18 y192 ff1 fs5 fc0 sc0 ls1 ws0">场<span class="_ _c"></span>的<span class="_ _c"></span>宠<span class="_ _e"></span>儿</div><div class="t m0 xc h13 y193 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xb1 h18 y192 ff1 fs5 fc0 sc0 lsd ws0">区<span class="_ _1d"></span>块链<span class="_ _1d"></span>技术正是指比特<span class="lsa">币等加密货币的</span></div><div class="t m0 x22 h18 y194 ff1 fs5 fc0 sc0 ls1 ws0">底<span class="_ _c"></span>层<span class="_ _c"></span>支<span class="_ _e"></span>撑<span class="_ _f"></span>技<span class="_ _e"></span>术</div><div class="t m0 x26 h13 y195 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x17c h18 y196 ff1 fs5 fc0 sc0 ls1 ws0">目<span class="_ _e"></span>前</div><div class="t m0 xc h1c y197 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xb1 h18 y196 ff1 fs5 fc0 sc0 ls1 ws0">尚<span class="_ _e"></span>未<span class="_ _e"></span>形<span class="_ _c"></span>成<span class="_ _e"></span>行<span class="_ _e"></span>业<span class="_ _e"></span>认<span class="_ _e"></span>可<span class="_ _c"></span>的<span class="_ _e"></span>对<span class="_ _e"></span>区<span class="_ _e"></span>块<span class="_ _c"></span>链<span class="_ _e"></span>技<span class="_ _e"></span>术<span class="_ _e"></span>的<span class="_ _e"></span>统</div><div class="t m0 x22 h18 y198 ff1 fs5 fc0 sc0 ls1 ws0">一<span class="_ _c"></span>定<span class="_ _e"></span>义</div><div class="t m0 x97 h13 y199 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x172 h18 y198 ff1 fs5 fc0 sc0 ls1 ws0">在</div><div class="t m0 x13d h13 y199 ff2 fs5 fc0 sc0 ls1 ws0">2<span class="_ _6"></span>0<span class="_ _6"></span>1<span class="_ _6"></span>6</div><div class="t m0 x28 h18 y198 ff1 fs5 fc0 sc0 ls1 ws0">年</div><div class="t m0 x113 h13 y199 ff2 fs5 fc0 sc0 ls1 ws0">1<span class="_ _6"></span>0</div><div class="t m0 x38 h18 y198 ff1 fs5 fc0 sc0 ls1 ws0">月<span class="_ _e"></span>由<span class="_ _e"></span>中<span class="_ _c"></span>国<span class="_ _e"></span>工<span class="_ _e"></span>业<span class="_ _e"></span>和<span class="_ _e"></span>信<span class="_ _c"></span>息<span class="_ _e"></span>化<span class="_ _e"></span>部<span class="_ _e"></span>发</div><div class="t m0 x22 h18 y19a ff1 fs5 fc0 sc0 ls1 ws0">布<span class="_ _c"></span>的</div><div class="t m0 x17c h1c y19b fff fs5 fc0 sc0 ls1 ws0">《</div><div class="t m0 x150 h18 y19c ff1 fs5 fc0 sc0 ls7 ws0">中国区块链技术和应用发展白皮书</div><div class="t m0 x13f h1c y19b fff fs5 fc0 sc0 ls1 ws0">》</div><div class="t m0 xbb h18 y19c ff1 fs5 fc0 sc0 ls1 ws0">将<span class="_ _c"></span>区<span class="_ _c"></span>块<span class="_ _e"></span>链</div><div class="t m0 x22 h18 y19d ff1 fs5 fc0 sc0 ls1 ws0">技<span class="_ _c"></span>术<span class="_ _c"></span>描<span class="_ _e"></span>述<span class="_ _c"></span>为<span class="_ _e"></span>分<span class="_ _1c"> </span>布<span class="_ _1c"> </span>式<span class="_ _1c"> </span>数<span class="_ _1c"> </span>据<span class="_ _1c"> </span>存<span class="_ _1c"> </span>储</div><div class="t m0 x47 h1c y19e fff fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x196 h18 y19d ff1 fs5 fc0 sc0 ls1 ws0">点<span class="_ _1c"></span>对<span class="_ _1c"></span>点<span class="_ _1c"></span>传<span class="_ _1c"></span>输</div><div class="t m0 x197 h1c y19e fff fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x198 h18 y19d ff1 fs5 fc0 sc0 ls1 ws0">共<span class="_ _1c"></span>识<span class="_ _1c"></span>机</div><div class="t m0 x22 h18 y19f ff1 fs5 fc0 sc0 ls1 ws0">制</div><div class="t m0 x171 h1c y1a0 fff fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x112 h18 y19f ff1 fs5 fc0 sc0 ls7 ws0">加密算法等计算机技术的新型应用模式</div><div class="t m0 x99 h13 y1a1 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x3b h18 y19f ff1 fs5 fc0 sc0 ls1 ws0">在<span class="_ _c"></span>区<span class="_ _c"></span>块</div><div class="t m0 x22 h18 y1a2 ff1 fs5 fc0 sc0 ls1 ws0">链<span class="_ _c"></span>的<span class="_ _c"></span>技<span class="_ _e"></span>术<span class="_ _1c"> </span>架<span class="_ _1c"> </span>构<span class="_ _1e"> </span>方<span class="_ _1c"></span>面</div><div class="t m0 x199 h1c y1a3 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x19a h18 y1a2 ff1 fs5 fc0 sc0 ls1 ws0">袁<span class="_ _1c"> </span>勇<span class="_ _1c"> </span>等<span class="_ _1e"> </span>人</div><div class="t m0 x15 h1d y1a4 fff fs2 fc0 sc0 ls1 ws0">[</div><div class="t m0 x106 hb y1a5 ff2 fs2 fc0 sc0 ls1 ws0">1<span class="_ _10"></span>3</div><div class="t m0 x17f h1d y1a4 fff fs2 fc0 sc0 ls1 ws0">]</div><div class="t m0 x2d h18 y1a2 ff1 fs5 fc0 sc0 ls1 ws0">将<span class="_ _1c"> </span>其<span class="_ _1e"> </span>划<span class="_ _1c"> </span>分<span class="_ _1e"> </span>为<span class="_ _1c"> </span>数<span class="_ _1e"> </span>据</div><div class="t m0 x22 h18 y1a6 ff1 fs5 fc0 sc0 ls1 ws0">层</div><div class="t m0 x171 h1c y1a7 fff fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x112 h18 y1a6 ff1 fs5 fc0 sc0 ls1 ws0">网<span class="_ _c"></span>络<span class="_ _c"></span>层</div><div class="t m0 xb1 h1c y1a7 fff fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x182 h18 y1a6 ff1 fs5 fc0 sc0 ls1 ws0">共<span class="_ _c"></span>识<span class="_ _c"></span>层</div><div class="t m0 xe5 h1c y1a7 fff fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x29 h18 y1a6 ff1 fs5 fc0 sc0 ls1 ws0">激<span class="_ _c"></span>励<span class="_ _c"></span>层</div><div class="t m0 x13 h1c y1a7 fff fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x30 h18 y1a6 ff1 fs5 fc0 sc0 ls1 ws0">合<span class="_ _c"></span>约<span class="_ _c"></span>层<span class="_ _e"></span>和<span class="_ _f"></span>应<span class="_ _e"></span>用<span class="_ _f"></span>层</div><div class="t m0 x3b h13 y1a8 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x17a h18 y1a6 ff1 fs5 fc0 sc0 ls1 ws0">然<span class="_ _c"></span>而</div><div class="t m0 x17e h1c y1a7 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x22 h18 y1a9 ff1 fs5 fc0 sc0 ls1 ws0">随<span class="_ _c"></span>着<span class="_ _c"></span>区<span class="_ _e"></span>块<span class="_ _f"></span>链<span class="_ _e"></span>技<span class="_ _f"></span>术<span class="_ _e"></span>的<span class="_ _e"></span>不<span class="_ _e"></span>断<span class="_ _e"></span>发<span class="_ _e"></span>展</div><div class="t m0 x3a h1c y1aa fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x19b h18 y1a9 ff1 fs5 fc0 sc0 lsa ws0">区块链的内涵与外延</div><div class="t m0 x22 h18 y1ab ff1 fs5 fc0 sc0 ls1 ws0">也<span class="_ _c"></span>在<span class="_ _c"></span>不<span class="_ _e"></span>断<span class="_ _f"></span>演<span class="_ _e"></span>化</div><div class="t m0 x26 h13 y1ac ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x61 h18 y1ab ff1 fs5 fc0 sc0 ls7 ws0">比如一些实际商业应用中</div><div class="t m0 x13f h1c y1ad fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xbb h18 y1ab ff1 fs5 fc0 sc0 ls1 ws0">并<span class="_ _c"></span>不<span class="_ _c"></span>需<span class="_ _e"></span>要</div><div class="t m0 x22 h18 y1ae ff1 fs5 fc0 sc0 ls1 ws0">币<span class="_ _c"></span>的<span class="_ _c"></span>存<span class="_ _e"></span>在</div><div class="t m0 xc h1c y1af fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xb1 h18 y1ae ff1 fs5 fc0 sc0 ls1 ws0">因<span class="_ _c"></span>而<span class="_ _c"></span>激<span class="_ _e"></span>励<span class="_ _f"></span>层<span class="_ _c"></span>也<span class="_ _e"></span>并<span class="_ _f"></span>不<span class="_ _e"></span>存<span class="_ _f"></span>在</div><div class="t m0 x2d h13 y1b0 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x96 h18 y1ae ff1 fs5 fc0 sc0 ls1 ws0">文<span class="_ _c"></span>献</div><div class="t m0 xe6 h1c y1af fff fs5 fc0 sc0 ls1 ws0">[</div><div class="t m0 x153 h13 y1b0 ff2 fs5 fc0 sc0 ls1 ws0">1<span class="_ _6"></span>4</div><div class="t m0 x99 h1c y1af fff fs5 fc0 sc0 ls1 ws0">]</div><div class="t m0 x3b h18 y1ae ff1 fs5 fc0 sc0 ls1 ws0">从<span class="_ _c"></span>隐<span class="_ _c"></span>私</div><div class="t m0 x22 h18 y1b1 ff1 fs5 fc0 sc0 lsa ws0">保<span class="_ _1d"></span>护<span class="_ _1b"></span>的<span class="_ _1d"></span>角度<span class="_ _1d"></span>将<span class="_ _1d"></span>区块链的架构划分为</div><div class="t m0 xa6 h13 y1b2 ff2 fs5 fc0 sc0 ls1 ws0">3</div><div class="t m0 x9a h18 y1b3 ff1 fs5 fc0 sc0 ls1 ws0">个<span class="_ _e"></span>层<span class="_ _e"></span>次</div><div class="t m0 x9c h1c y1b4 fff fs5 fc0 sc0 ls1 ws0">:</div><div class="t m0 x9d h18 y1b3 ff1 fs5 fc0 sc0 ls1 ws0">网<span class="_ _e"></span>络</div><div class="t m0 x22 h18 y1b5 ff1 fs5 fc0 sc0 ls1 ws0">层</div><div class="t m0 x171 h1c y1b6 fff fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x112 h18 y1b5 ff1 fs5 fc0 sc0 ls1 ws0">交<span class="_ _c"></span>易<span class="_ _c"></span>层<span class="_ _e"></span>和<span class="_ _f"></span>应<span class="_ _e"></span>用<span class="_ _c"></span>层</div><div class="t m0 xc4 h13 y1b7 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x133 h18 y1b5 ff1 fs5 fc0 sc0 ls1 ws0">本<span class="_ _e"></span>文<span class="_ _e"></span>站<span class="_ _e"></span>在<span class="_ _e"></span>数<span class="_ _e"></span>据<span class="_ _e"></span>分<span class="_ _e"></span>析<span class="_ _e"></span>的<span class="_ _e"></span>角<span class="_ _e"></span>度</div><div class="t m0 x115 h1c y1b6 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x69 h18 y1b5 ff1 fs5 fc0 sc0 ls1 ws0">从</div><div class="t m0 x22 h18 y1b8 ff1 fs5 fc0 sc0 ls1 ws0">数<span class="_ _c"></span>据<span class="_ _c"></span>的<span class="_ _e"></span>类<span class="_ _f"></span>型<span class="_ _e"></span>和<span class="_ _f"></span>环<span class="_ _e"></span>境<span class="_ _e"></span>出<span class="_ _e"></span>发</div><div class="t m0 x152 h1c y1b9 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x13e h18 y1b8 ff1 fs5 fc0 sc0 lsa ws0">认为区块链可以描述为三</div><div class="t m0 x22 h18 y1ba ff1 fs5 fc0 sc0 ls1 ws0">横<span class="_ _c"></span>一<span class="_ _c"></span>纵<span class="_ _e"></span>的<span class="_ _f"></span>结<span class="_ _e"></span>构</div><div class="t m0 x26 h1c y1bb fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x61 h18 y1ba ff1 fs5 fc0 sc0 ls1 ws0">如<span class="_ _c"></span>图</div><div class="t m0 x29 h13 y1bc ff2 fs5 fc0 sc0 ls1 ws0">1</div><div class="t m0 x37 h18 y1ba ff1 fs5 fc0 sc0 ls1 ws0">所<span class="_ _c"></span>示</div><div class="t m0 x13 h1c y1bb fff fs5 fc0 sc0 ls1 ws0">:</div><div class="t m0 xb1 h3 y1bd ff2 fs0 fc0 sc0 ls1 ws0">F<span class="_ _6"></span>i</div><div class="t m0 xc2 h3 y1be ff2 fs0 fc0 sc0 ls1 ws0">g</div><div class="t m0 x12b h3 y1bd ff2 fs0 fc0 sc0 ls1 ws0">.<span class="_ _d"></span>1</div><div class="t m0 x7a h6 y1bf ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 x41 h3 y1bd ff2 fs0 fc0 sc0 ls1 ws0">T<span class="_ _b"></span>h<span class="_ _2"></span>e</div><div class="t m0 x43 h6 y1bf ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 xb9 h3 y1bd ff2 fs0 fc0 sc0 ls1 ws0">b<span class="_ _6"></span>l<span class="_ _5"></span>o<span class="_ _7"></span>c<span class="_ _2"></span>k<span class="_ _7"></span>c<span class="_ _2"></span>h<span class="_ _2"></span>a<span class="_ _5"></span>i<span class="_ _6"></span>n</div><div class="t m0 x63 h6 y1bf ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 x106 h3 y1bd ff2 fs0 fc0 sc0 ls1 ws0">f<span class="_ _a"></span>r<span class="_ _6"></span>a<span class="_ _b"></span>m<span class="_ _b"></span>e<span class="_ _d"></span>w<span class="_ _b"></span>o<span class="_ _7"></span>r<span class="_ _7"></span>k</div><div class="t m0 x41 h2 y1c0 ff1 fs0 fc0 sc0 ls1 ws0">图</div><div class="t m0 x29 h3 y1c1 ff2 fs0 fc0 sc0 ls1 ws0">1</div><div class="t m0 x133 h6 y1c2 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 x159 h2 y1c0 ff1 fs0 fc0 sc0 ls1 ws0">区<span class="_ _c"></span>块<span class="_ _c"></span>链<span class="_ _e"></span>架<span class="_ _f"></span>构</div><div class="t m0 x17c h18 y1c3 ff1 fs5 fc0 sc0 ls12 ws0">三横既是对区块链数据类型的抽象</div><div class="t m0 x67 h1c y1c4 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xc6 h18 y1c3 ff1 fs5 fc0 sc0 ls1 ws0">同<span class="_ _c"></span>时<span class="_ _c"></span>也<span class="_ _c"></span>代<span class="_ _c"></span>表</div><div class="t m0 x22 h18 y1c5 ff1 fs5 fc0 sc0 ls1 ws0">区<span class="_ _f"></span>块<span class="_ _f"></span>链<span class="_ _c"></span>的</div><div class="t m0 xb6 h13 y1c6 ff2 fs5 fc0 sc0 ls1 ws0">3</div><div class="t m0 x182 h18 y1c5 ff1 fs5 fc0 sc0 ls1 ws0">种<span class="_ _e"></span>发<span class="_ _c"></span>展<span class="_ _e"></span>阶<span class="_ _c"></span>段</div><div class="t m0 x159 h13 y1c6 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x147 h18 y1c5 ff1 fs5 fc0 sc0 ls1 ws0">最<span class="_ _e"></span>底<span class="_ _c"></span>层<span class="_ _e"></span>是<span class="_ _c"></span>交<span class="_ _e"></span>易</div><div class="t m0 xa7 h1c y1c7 fff fs5 fc0 sc0 ls1 ws0">(</div><div class="t m0 x17d h13 y1c6 ff2 fs5 fc0 sc0 ls1 ws0">t<span class="_ _15"></span>r<span class="_ _12"></span>a<span class="_ _a"></span>n<span class="_ _a"></span>s<span class="_ _5"></span>a<span class="_ _12"></span>c<span class="_ _4"></span>t<span class="_ _13"></span>i<span class="_ _4"></span>o<span class="_ _6"></span>n</div><div class="t m0 x17e h1c y1c7 fff fs5 fc0 sc0 ls1 ws0">)</div><div class="t m0 x22 h18 y1c8 ff1 fs5 fc0 sc0 ls1 ws0">层</div><div class="t m0 x171 h1c y1c9 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x112 h18 y1c8 ff1 fs5 fc0 sc0 ls1 ws0">对<span class="_ _c"></span>应<span class="_ _c"></span>的<span class="_ _e"></span>是<span class="_ _f"></span>以<span class="_ _e"></span>比<span class="_ _f"></span>特<span class="_ _c"></span>币<span class="_ _e"></span>为<span class="_ _f"></span>代<span class="_ _e"></span>表<span class="_ _f"></span>的<span class="_ _e"></span>区<span class="_ _f"></span>块<span class="_ _e"></span>链</div><div class="t m0 x169 h13 y1ca ff2 fs5 fc0 sc0 ls1 ws0">1<span class="_ _0"></span>.<span class="_ _16"></span>0</div><div class="t m0 x99 h18 y1c8 ff1 fs5 fc0 sc0 ls1 ws0">阶<span class="_ _c"></span>段</div><div class="t m0 xa8 h13 y1ca ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x69 h18 y1c8 ff1 fs5 fc0 sc0 ls1 ws0">交</div><div class="t m0 x22 h18 y1cb ff1 fs5 fc0 sc0 ls1 ws0">易<span class="_ _c"></span>是<span class="_ _c"></span>改<span class="_ _e"></span>变<span class="_ _f"></span>区<span class="_ _e"></span>块<span class="_ _f"></span>链<span class="_ _e"></span>数<span class="_ _e"></span>据<span class="_ _e"></span>的<span class="_ _e"></span>手<span class="_ _e"></span>段</div><div class="t m0 x3a h1c y1cc fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x19b h18 y1cb ff1 fs5 fc0 sc0 lsa ws0">也是区块链中重要的</div><div class="t m0 x22 h18 y1cd ff1 fs5 fc0 sc0 ls1 ws0">基<span class="_ _c"></span>础<span class="_ _c"></span>数<span class="_ _e"></span>据</div><div class="t m0 xc h13 y1ce ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xb1 h18 y1cd ff1 fs5 fc0 sc0 lsd ws0">记<span class="_ _1d"></span>录交<span class="_ _1d"></span>易以及确保区块<span class="lsa">链数据本身的全</span></div><div class="t m0 x22 h18 y1cf ff1 fs5 fc0 sc0 ls1 ws0">局<span class="_ _c"></span>唯<span class="_ _c"></span>一<span class="_ _e"></span>性<span class="_ _f"></span>和<span class="_ _e"></span>不<span class="_ _f"></span>可<span class="_ _c"></span>篡<span class="_ _e"></span>改<span class="_ _e"></span>性<span class="_ _e"></span>是<span class="_ _e"></span>区<span class="_ _e"></span>块<span class="_ _e"></span>链</div><div class="t m0 x95 h13 y1d0 ff2 fs5 fc0 sc0 ls1 ws0">1<span class="_ _0"></span>.<span class="_ _13"></span>0</div><div class="t m0 x9a h18 y1cf ff1 fs5 fc0 sc0 ls1 ws0">的<span class="_ _e"></span>核<span class="_ _e"></span>心</div><div class="t m0 x9c h13 y1d0 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x9d h18 y1cf ff1 fs5 fc0 sc0 ls1 ws0">中<span class="_ _e"></span>间</div><div class="t m0 x22 h18 y1d1 ff1 fs5 fc0 sc0 ls1 ws0">层<span class="_ _c"></span>是<span class="_ _c"></span>智<span class="_ _e"></span>能<span class="_ _c"></span>合<span class="_ _e"></span>约<span class="_ _1c"> </span>层</div><div class="t m0 x28 h1c y1d2 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x41 h18 y1d3 ff1 fs5 fc0 sc0 ls1 ws0">智<span class="_ _e"></span>能<span class="_ _1c"> </span>合<span class="_ _1c"></span>约<span class="_ _e"></span>是<span class="_ _1c"> </span>密<span class="_ _1c"> </span>码<span class="_ _1c"> </span>学<span class="_ _1c"> </span>家<span class="_ _1c"> </span>尼<span class="_ _1c"> </span>克</div><div class="t m0 xd8 h1c y1d2 fff fs5 fc0 sc0 ls1 ws0">·</div><div class="t m0 x12e h18 y1d3 ff1 fs5 fc0 sc0 ls1 ws0">萨<span class="_ _1c"></span>博</div><div class="t m0 x22 h1c y1d4 fff fs5 fc0 sc0 ls1 ws0">(</div><div class="t m0 x98 h13 y1d5 ff2 fs5 fc0 sc0 ls1 ws0">N<span class="_ _6"></span>i<span class="_ _4"></span>c<span class="_ _6"></span>k</div><div class="t m0 x12a h14 y1d6 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 xfc h13 y1d5 ff2 fs5 fc0 sc0 ls1 ws0">S<span class="_ _6"></span>z<span class="_ _12"></span>a<span class="_ _6"></span>b<span class="_ _7"></span>o</div><div class="t m0 xf3 h1c y1d4 fff fs5 fc0 sc0 ls1 ws0">)</div><div class="t m0 x12b h18 y1d7 ff1 fs5 fc0 sc0 ls1 ws0">于</div><div class="t m0 x62 h13 y1d5 ff2 fs5 fc0 sc0 ls1 ws0">1<span class="_ _6"></span>9<span class="_ _6"></span>9<span class="_ _6"></span>6</div><div class="t m0 xb9 h18 y1d7 ff1 fs5 fc0 sc0 ls1 ws0">年<span class="_ _c"></span>提<span class="_ _c"></span>出<span class="_ _e"></span>的<span class="_ _f"></span>概<span class="_ _c"></span>念</div><div class="t m0 x12d h1d y1d8 fff fs2 fc0 sc0 ls1 ws0">[</div><div class="t m0 x16e hb y1d9 ff2 fs2 fc0 sc0 ls1 ws0">1<span class="_ _10"></span>5</div><div class="t m0 x17 h1d y1d8 fff fs2 fc0 sc0 ls1 ws0">]</div><div class="t m0 x169 h1c y1d4 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xe6 h18 y1d7 ff1 fs5 fc0 sc0 ls1 ws0">旨<span class="_ _c"></span>在<span class="_ _c"></span>将<span class="_ _e"></span>合<span class="_ _f"></span>约</div><div class="t m0 xe9 h18 yc0 ff1 fs5 fc0 sc0 ls1 ws0">条<span class="_ _c"></span>款<span class="_ _c"></span>电<span class="_ _e"></span>子<span class="_ _f"></span>化</div><div class="t m0 xec h1c yc1 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x185 h18 yc0 ff1 fs5 fc0 sc0 ls1 ws0">当<span class="_ _c"></span>条<span class="_ _e"></span>件<span class="_ _e"></span>满<span class="_ _e"></span>足<span class="_ _e"></span>时</div><div class="t m0 x8d h1c yc1 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x19 h18 yc0 ff1 fs5 fc0 sc0 lsa ws0">条款能自动执行</div><div class="t m0 x19c h1c yc1 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x174 h18 yc0 ff1 fs5 fc0 sc0 ls1 ws0">因<span class="_ _e"></span>而</div><div class="t m0 xe9 h18 y1da ff1 fs5 fc0 sc0 lsa ws0">智<span class="_ _1d"></span>能合<span class="_ _1d"></span>约<span class="_ _1d"></span>本质<span class="_ _1d"></span>上<span class="_ _1b"></span>是一段计算机程序</div><div class="t m0 x8e h13 y1db ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x14f h18 y1da ff1 fs5 fc0 sc0 ls1 ws0">由<span class="_ _e"></span>于<span class="_ _e"></span>区<span class="_ _e"></span>块<span class="_ _e"></span>链<span class="_ _e"></span>数</div><div class="t m0 xe9 h18 y1dc ff1 fs5 fc0 sc0 ls1 ws0">据<span class="_ _c"></span>具<span class="_ _c"></span>有<span class="_ _e"></span>不<span class="_ _f"></span>可<span class="_ _e"></span>篡<span class="_ _f"></span>改</div><div class="t m0 x4 h1c y1dd fff fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x58 h18 y1dc ff1 fs5 fc0 sc0 ls1 ws0">完<span class="_ _c"></span>整<span class="_ _c"></span>可<span class="_ _e"></span>信<span class="_ _f"></span>等<span class="_ _e"></span>重<span class="_ _f"></span>要<span class="_ _c"></span>特<span class="_ _e"></span>征</div><div class="t m0 x19d h1c y1dd fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x19e h18 y1dc ff1 fs5 fc0 sc0 ls1 ws0">基<span class="_ _c"></span>于<span class="_ _c"></span>区<span class="_ _e"></span>块<span class="_ _f"></span>链</div><div class="t m0 xe9 h18 y1de ff1 fs5 fc0 sc0 ls7 ws0">数据构建智能合约具有天然的优势</div><div class="t m0 x164 h13 y1df ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x8f h18 y1de ff1 fs5 fc0 sc0 ls1 ws0">因<span class="_ _c"></span>而</div><div class="t m0 x18c h1c y1e0 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x173 h18 y1de ff1 fs5 fc0 sc0 ls1 ws0">区<span class="_ _c"></span>块<span class="_ _c"></span>链<span class="_ _e"></span>加</div><div class="t m0 xe9 h18 y1e1 ff1 fs5 fc0 sc0 lsa ws0">智<span class="_ _1d"></span>能合约被称为区块链</div><div class="t m0 x102 h13 y1e2 ff2 fs5 fc0 sc0 ls1 ws0">2<span class="_ _0"></span>.<span class="_ _15"></span>0<span class="_ _0"></span>.</div><div class="t m0 x36 h18 y1e1 ff1 fs5 fc0 sc0 ls1 ws0">智<span class="_ _e"></span>能<span class="_ _e"></span>合<span class="_ _e"></span>约<span class="_ _e"></span>本<span class="_ _e"></span>身<span class="_ _e"></span>亦<span class="_ _e"></span>是<span class="_ _e"></span>构</div><div class="t m0 xe9 h18 y1e3 ff1 fs5 fc0 sc0 ls1 ws0">成<span class="_ _c"></span>区<span class="_ _c"></span>块<span class="_ _e"></span>链</div><div class="t m0 xdb h13 y1e4 ff2 fs5 fc0 sc0 ls1 ws0">2<span class="_ _0"></span>.<span class="_ _16"></span>0</div><div class="t m0 x56 h18 y1e3 ff1 fs5 fc0 sc0 lsa ws0">的<span class="_ _1b"></span>一种重要数据类型</div><div class="t m0 x8e h1c y1e5 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x14f h18 y1e3 ff1 fs5 fc0 sc0 ls1 ws0">我<span class="_ _e"></span>们<span class="_ _e"></span>称<span class="_ _e"></span>这<span class="_ _e"></span>种<span class="_ _e"></span>数</div><div class="t m0 xe9 h18 y1e6 ff1 fs5 fc0 sc0 ls1 ws0">据<span class="_ _c"></span>为<span class="_ _c"></span>合<span class="_ _e"></span>约<span class="_ _f"></span>数<span class="_ _e"></span>据</div><div class="t m0 x56 h13 y1e7 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xde h18 y1e6 ff1 fs5 fc0 sc0 ls1 ws0">当<span class="_ _c"></span>然</div><div class="t m0 x5a h1c y1e8 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x71 h18 y1e6 ff1 fs5 fc0 sc0 ls1 ws0">智<span class="_ _c"></span>能<span class="_ _c"></span>合<span class="_ _e"></span>约<span class="_ _f"></span>的<span class="_ _e"></span>部<span class="_ _f"></span>署<span class="_ _c"></span>和<span class="_ _e"></span>运<span class="_ _f"></span>行<span class="_ _e"></span>离<span class="_ _f"></span>不<span class="_ _e"></span>开</div><div class="t m0 xe9 h18 y1e9 ff1 fs5 fc0 sc0 ls1 ws0">交<span class="_ _c"></span>易</div><div class="t m0 xbd h1c y1ea fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x14c h18 y1e9 ff1 fs5 fc0 sc0 ls1 ws0">同<span class="_ _c"></span>时<span class="_ _c"></span>也<span class="_ _e"></span>会<span class="_ _f"></span>产<span class="_ _e"></span>生<span class="_ _e"></span>交<span class="_ _e"></span>易<span class="_ _e"></span>数<span class="_ _e"></span>据</div><div class="t m0 x36 h13 y1eb ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xf0 h18 y1e9 ff1 fs5 fc0 sc0 lsa ws0">最顶层是应用层</div><div class="t m0 xf2 h1c y1ea fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x187 h18 y1e9 ff1 fs5 fc0 sc0 ls1 ws0">应</div><div class="t m0 xe9 h18 y1ec ff1 fs5 fc0 sc0 lsa ws0">用<span class="_ _1d"></span>层代<span class="_ _1d"></span>表<span class="_ _1d"></span>的是<span class="_ _1d"></span>基<span class="_ _1b"></span>于区块链的各种应用</div><div class="t m0 x10e h1c y1ed fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x5d h18 y1ec ff1 fs5 fc0 sc0 ls1 ws0">对<span class="_ _e"></span>应<span class="_ _e"></span>区<span class="_ _e"></span>块<span class="_ _e"></span>链</div><div class="t m0 xff h13 y1ee ff2 fs5 fc0 sc0 ls1 ws0">3<span class="_ _0"></span>.<span class="_ _16"></span>0<span class="_ _3"></span>.</div><div class="t m0 xbd h18 y1ef ff1 fs5 fc0 sc0 lsa ws0">应<span class="_ _1d"></span>用可<span class="_ _1d"></span>以<span class="_ _1d"></span>建立在智能合约之上</div><div class="t m0 x8e h1c y1f0 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x14f h18 y1ef ff1 fs5 fc0 sc0 ls1 ws0">实<span class="_ _e"></span>现<span class="_ _e"></span>许<span class="_ _e"></span>多<span class="_ _e"></span>复<span class="_ _e"></span>杂</div><div class="t m0 xe9 h18 y1f1 ff1 fs5 fc0 sc0 ls1 ws0">的<span class="_ _c"></span>自<span class="_ _c"></span>动<span class="_ _e"></span>化<span class="_ _f"></span>功<span class="_ _e"></span>能</div><div class="t m0 x56 h1c y1f2 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xde h18 y1f1 ff1 fs5 fc0 sc0 ls1 ws0">也<span class="_ _c"></span>可<span class="_ _c"></span>以<span class="_ _e"></span>没<span class="_ _f"></span>有<span class="_ _e"></span>智<span class="_ _f"></span>能<span class="_ _c"></span>合<span class="_ _e"></span>约</div><div class="t m0 x8f h1c y1f2 fff fs5 fc0 sc0 ls1 ws0">(</div><div class="t m0 xfb h18 y1f1 ff1 fs5 fc0 sc0 ls1 ws0">因<span class="_ _c"></span>而<span class="_ _c"></span>合<span class="_ _e"></span>约<span class="_ _f"></span>层<span class="_ _e"></span>以</div><div class="t m0 xe9 h18 y1f3 ff1 fs5 fc0 sc0 ls1 ws0">虚<span class="_ _c"></span>线<span class="_ _c"></span>表<span class="_ _e"></span>示</div><div class="t m0 xdb h1c y1f4 fff fs5 fc0 sc0 ls1 ws0">)<span class="_ _6"></span>,</div><div class="t m0 xec h18 y1f3 ff1 fs5 fc0 sc0 ls7 ws0">如基于比特币的各种应用</div><div class="t m0 xfb h13 y1f5 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x19d h18 y1f3 ff1 fs5 fc0 sc0 ls1 ws0">目<span class="_ _c"></span>前</div><div class="t m0 x188 h1c y1f4 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x92 h18 y1f3 ff1 fs5 fc0 sc0 ls1 ws0">由<span class="_ _c"></span>于<span class="_ _c"></span>区</div><div class="t m0 xe9 h18 y1f6 ff1 fs5 fc0 sc0 ls1 ws0">块<span class="_ _c"></span>链<span class="_ _c"></span>技<span class="_ _e"></span>术<span class="_ _f"></span>尚<span class="_ _e"></span>处<span class="_ _f"></span>于<span class="_ _e"></span>发<span class="_ _e"></span>展<span class="_ _e"></span>初<span class="_ _e"></span>期</div><div class="t m0 xd0 h1c y1f7 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x8d h18 y1f8 ff1 fs5 fc0 sc0 lsa ws0">因而缺少与实际场景结</div><div class="t m0 xe9 h18 y1f9 ff1 fs5 fc0 sc0 ls1 ws0">合<span class="_ _c"></span>的<span class="_ _c"></span>应<span class="_ _e"></span>用<span class="_ _f"></span>数<span class="_ _e"></span>据</div><div class="t m0 x56 h13 y1fa ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xbd h18 y1fb ff1 fs5 fc0 sc0 ls1 ws0">一<span class="_ _e"></span>纵<span class="_ _e"></span>代<span class="_ _c"></span>表<span class="_ _e"></span>的<span class="_ _e"></span>是<span class="_ _e"></span>区<span class="_ _e"></span>块<span class="_ _c"></span>链<span class="_ _e"></span>的<span class="_ _e"></span>运<span class="_ _e"></span>行<span class="_ _e"></span>环<span class="_ _c"></span>境<span class="_ _e"></span>是<span class="_ _e"></span>分<span class="_ _e"></span>布<span class="_ _e"></span>式<span class="_ _c"></span>的</div><div class="t m0 x186 h13 y1fc ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xe9 h18 y1fd ff1 fs5 fc0 sc0 ls7 ws0">分布式环境穿越区块<span class="_ _f"></span>链<span class="_ _f"></span>的</div><div class="t m0 xd0 h13 y1fe ff2 fs5 fc0 sc0 ls1 ws0">3</div><div class="t m0 x19f h18 y1fd ff1 fs5 fc0 sc0 ls1 ws0">个<span class="_ _e"></span>不<span class="_ _e"></span>同<span class="_ _e"></span>层<span class="_ _e"></span>次</div><div class="t m0 x1a0 h1c y1ff fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x13c h18 y1fd ff1 fs5 fc0 sc0 ls1 ws0">表<span class="_ _e"></span>示</div><div class="t m0 x174 h13 y1fe ff2 fs5 fc0 sc0 ls1 ws0">3</div><div class="t m0 x187 h18 y1fd ff1 fs5 fc0 sc0 ls1 ws0">个</div><div class="t m0 xe9 h18 y200 ff1 fs5 fc0 sc0 ls7 ws0">层次都处于分布式环境中</div><div class="t m0 x5c h13 y201 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x175 h18 y200 ff1 fs5 fc0 sc0 ls1 ws0">比<span class="_ _c"></span>如<span class="_ _c"></span>同<span class="_ _e"></span>一<span class="_ _f"></span>个<span class="_ _e"></span>智<span class="_ _f"></span>能<span class="_ _e"></span>合<span class="_ _f"></span>约</div><div class="t m0 xf2 h1c y202 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x187 h18 y200 ff1 fs5 fc0 sc0 ls1 ws0">作</div><div class="t m0 xe9 h18 y203 ff1 fs5 fc0 sc0 lsa ws0">为<span class="_ _1d"></span>一种<span class="_ _1d"></span>数<span class="_ _1d"></span>据存<span class="_ _1d"></span>储在分布式环境中的每一个节点上</div><div class="t m0 x186 h1c y204 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xe9 h18 y205 ff1 fs5 fc0 sc0 lsa ws0">当<span class="_ _1d"></span>接收<span class="_ _1d"></span>到<span class="_ _1d"></span>触发<span class="_ _1d"></span>合<span class="_ _1b"></span>约运行的交易时</div><div class="t m0 x10d h1c y206 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x18a h18 y205 ff1 fs5 fc0 sc0 lsa ws0">每个节点基于本</div><div class="t m0 xe9 h18 y207 ff1 fs5 fc0 sc0 ls1 ws0">地<span class="_ _c"></span>的<span class="_ _c"></span>区<span class="_ _e"></span>块<span class="_ _f"></span>链<span class="_ _e"></span>数<span class="_ _f"></span>据<span class="_ _e"></span>运<span class="_ _e"></span>行<span class="_ _e"></span>相<span class="_ _e"></span>关<span class="_ _e"></span>合<span class="_ _e"></span>约</div><div class="t m0 xf0 h1c y208 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x155 h18 y207 ff1 fs5 fc0 sc0 lsa ws0">并将运行结果存入</div><div class="t m0 xe9 h18 y209 ff1 fs5 fc0 sc0 ls1 ws0">本<span class="_ _c"></span>地<span class="_ _c"></span>数<span class="_ _e"></span>据<span class="_ _f"></span>中</div><div class="t m0 xec h1c y20a fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x185 h18 y209 ff1 fs5 fc0 sc0 ls1 ws0">最<span class="_ _c"></span>后<span class="_ _c"></span>通<span class="_ _e"></span>过<span class="_ _f"></span>共<span class="_ _e"></span>识<span class="_ _f"></span>机<span class="_ _c"></span>制</div><div class="t m0 x1b h1c y20a fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xac h18 y209 ff1 fs5 fc0 sc0 ls1 ws0">使<span class="_ _c"></span>得<span class="_ _c"></span>本<span class="_ _e"></span>地<span class="_ _f"></span>的<span class="_ _e"></span>数<span class="_ _f"></span>据<span class="_ _c"></span>与</div><div class="t m0 xe9 h18 y20b ff1 fs5 fc0 sc0 ls1 ws0">整<span class="_ _c"></span>个<span class="_ _c"></span>分<span class="_ _e"></span>布<span class="_ _f"></span>式<span class="_ _e"></span>网<span class="_ _f"></span>络<span class="_ _e"></span>达<span class="_ _e"></span>到<span class="_ _e"></span>一<span class="_ _e"></span>致</div><div class="t m0 xd0 h13 y20c ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x8d h18 y20b ff1 fs5 fc0 sc0 lsa ws0">在区块链的分布式网络</div><div class="t m0 xe9 h18 y20d ff1 fs5 fc0 sc0 ls1 ws0">环<span class="_ _c"></span>境<span class="_ _c"></span>中</div><div class="t m0 x85 h1c y20e fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xf6 h18 y20d ff1 fs5 fc0 sc0 ls7 ws0">通常存在着大量节点</div><div class="t m0 x74 h13 y20f ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x75 h18 y20d ff1 fs5 fc0 sc0 ls1 ws0">不<span class="_ _c"></span>同<span class="_ _c"></span>的<span class="_ _e"></span>节<span class="_ _f"></span>点<span class="_ _e"></span>在<span class="_ _f"></span>网<span class="_ _e"></span>络<span class="_ _f"></span>中</div><div class="t m0 xe9 h18 y210 ff1 fs5 fc0 sc0 ls7 ws0">可能扮演着不同的角色</div><div class="t m0 xe0 h13 y211 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xe1 h18 y210 ff1 fs5 fc0 sc0 ls1 ws0">在<span class="_ _c"></span>比<span class="_ _c"></span>特<span class="_ _e"></span>币<span class="_ _f"></span>系<span class="_ _e"></span>统<span class="_ _f"></span>中</div><div class="t m0 x18c h1c y212 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x173 h18 y210 ff1 fs5 fc0 sc0 ls1 ws0">节<span class="_ _c"></span>点<span class="_ _c"></span>有<span class="_ _e"></span>钱</div><div class="t m0 xe9 h18 y213 ff1 fs5 fc0 sc0 ls1 ws0">包</div><div class="t m0 x116 h1c y214 fff fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x84 h18 y213 ff1 fs5 fc0 sc0 ls1 ws0">挖<span class="_ _e"></span>矿</div><div class="t m0 x1a1 h1c y214 fff fs5 fc0 sc0 ls1 ws0">(</div><div class="t m0 x176 h18 y213 ff1 fs5 fc0 sc0 ls1 ws0">争<span class="_ _e"></span>夺<span class="_ _e"></span>记<span class="_ _e"></span>账<span class="_ _e"></span>权</div><div class="t m0 x10b h1c y214 fff fs5 fc0 sc0 ls1 ws0">)<span class="_ _6"></span>、</div><div class="t m0 x102 h18 y213 ff1 fs5 fc0 sc0 lsa ws0">完整区块数据存储</div><div class="t m0 x91 h1c y214 fff fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x191 h18 y213 ff1 fs5 fc0 sc0 ls1 ws0">路<span class="_ _e"></span>由</div><div class="t m0 x1a2 h13 y215 ff2 fs5 fc0 sc0 ls1 ws0">4</div><div class="t m0 xe9 h18 y216 ff1 fs5 fc0 sc0 ls1 ws0">种<span class="_ _c"></span>角<span class="_ _c"></span>色</div><div class="t m0 x85 h1d y217 fff fs2 fc0 sc0 ls1 ws0">[</div><div class="t m0 x125 hb y218 ff2 fs2 fc0 sc0 ls1 ws0">1<span class="_ _10"></span>6</div><div class="t m0 x14d h1d y217 fff fs2 fc0 sc0 ls1 ws0">]</div><div class="t m0 x53 h13 y219 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x10a h18 y216 ff1 fs5 fc0 sc0 ls1 ws0">通<span class="_ _c"></span>常<span class="_ _c"></span>一<span class="_ _e"></span>个<span class="_ _f"></span>节<span class="_ _e"></span>点<span class="_ _f"></span>会<span class="_ _e"></span>因<span class="_ _c"></span>功<span class="_ _e"></span>能<span class="_ _e"></span>的<span class="_ _c"></span>不<span class="_ _e"></span>同<span class="_ _e"></span>实<span class="_ _e"></span>现<span class="_ _e"></span>不<span class="_ _c"></span>同</div><div class="t m0 xe9 h18 y21a ff1 fs5 fc0 sc0 ls1 ws0">的<span class="_ _c"></span>角<span class="_ _c"></span>色</div><div class="t m0 x85 h1c y21b fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xf6 h18 y21a ff1 fs5 fc0 sc0 lsa ws0">比<span class="_ _1d"></span>如一<span class="_ _1d"></span>个轻量级的钱包节点不仅需要实现</div><div class="t m0 xe9 h18 y21c ff1 fs5 fc0 sc0 ls1 ws0">钱<span class="_ _c"></span>包<span class="_ _c"></span>功<span class="_ _e"></span>能</div><div class="t m0 xdb h1c y21d fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x54 h18 y21c ff1 fs5 fc0 sc0 lsa ws0">同<span class="_ _1d"></span>时需<span class="_ _1d"></span>要链接一定数量的节点以实现发</div><div class="t m0 xe9 h18 y21e ff1 fs5 fc0 sc0 ls7 ws0">布交易和验证交易的功能</div><div class="t m0 x5c h1c y21f fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x175 h18 y21e ff1 fs5 fc0 sc0 ls1 ws0">即<span class="_ _c"></span>需<span class="_ _c"></span>要<span class="_ _e"></span>实<span class="_ _f"></span>现<span class="_ _e"></span>路<span class="_ _f"></span>由<span class="_ _e"></span>功<span class="_ _f"></span>能</div><div class="t m0 xf2 h1c y21f fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x187 h18 y21e ff1 fs5 fc0 sc0 ls1 ws0">但</div><div class="t m0 xe9 h18 y220 ff1 fs5 fc0 sc0 ls1 ws0">大<span class="_ _c"></span>部<span class="_ _c"></span>分<span class="_ _e"></span>情<span class="_ _f"></span>况<span class="_ _e"></span>下</div><div class="t m0 x56 h1c y221 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xde h18 y220 ff1 fs5 fc0 sc0 ls1 ws0">由<span class="_ _c"></span>于<span class="_ _c"></span>资<span class="_ _e"></span>源<span class="_ _f"></span>的<span class="_ _e"></span>限<span class="_ _f"></span>制</div><div class="t m0 x1b h1c y221 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xac h18 y220 ff1 fs5 fc0 sc0 ls1 ws0">并<span class="_ _c"></span>不<span class="_ _c"></span>需<span class="_ _e"></span>要<span class="_ _f"></span>实<span class="_ _e"></span>现<span class="_ _f"></span>完<span class="_ _c"></span>整</div><div class="t m0 xe9 h18 y222 ff1 fs5 fc0 sc0 ls1 ws0">区<span class="_ _c"></span>块<span class="_ _c"></span>数<span class="_ _e"></span>据<span class="_ _f"></span>存<span class="_ _e"></span>储</div><div class="t m0 x56 h1c y223 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xde h18 y222 ff1 fs5 fc0 sc0 ls1 ws0">而<span class="_ _c"></span>只<span class="_ _c"></span>是<span class="_ _e"></span>存<span class="_ _f"></span>储<span class="_ _e"></span>区<span class="_ _f"></span>块<span class="_ _c"></span>链<span class="_ _e"></span>头<span class="_ _f"></span>部</div><div class="t m0 x19d h13 y224 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x19e h18 y222 ff1 fs5 fc0 sc0 ls1 ws0">我<span class="_ _c"></span>们<span class="_ _c"></span>把<span class="_ _e"></span>同<span class="_ _f"></span>时</div><div class="t m0 xe9 h18 y225 ff1 fs5 fc0 sc0 ls1 ws0">实<span class="_ _c"></span>现</div><div class="t m0 xbd h13 y226 ff2 fs5 fc0 sc0 ls1 ws0">4</div><div class="t m0 x85 h18 y225 ff1 fs5 fc0 sc0 lsa ws0">种<span class="_ _1d"></span>角色<span class="_ _1d"></span>的<span class="_ _1b"></span>节点称为全节点</div><div class="t m0 x10d h1c y227 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x18a h18 y225 ff1 fs5 fc0 sc0 lsa ws0">通常一个挖矿节</div><div class="t m0 xe9 h18 y228 ff1 fs5 fc0 sc0 lsa ws0">点<span class="_ _1d"></span>会实<span class="_ _1d"></span>现<span class="_ _1d"></span>所有<span class="_ _1d"></span>的<span class="_ _1b"></span>角色而成为全节点</div><div class="t m0 x8e h13 y229 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x14f h18 y228 ff1 fs5 fc0 sc0 ls1 ws0">由<span class="_ _e"></span>于<span class="_ _e"></span>全<span class="_ _e"></span>节<span class="_ _e"></span>点<span class="_ _e"></span>实</div><div class="t m0 xe9 h18 y22a ff1 fs5 fc0 sc0 ls1 ws0">现<span class="_ _c"></span>了<span class="_ _c"></span>所<span class="_ _e"></span>有<span class="_ _f"></span>的<span class="_ _e"></span>角<span class="_ _f"></span>色</div><div class="t m0 x4 h1c y22b fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x58 h18 y22a ff1 fs5 fc0 sc0 lsa ws0">因而是整个网络中重要的支持和</div><div class="t m0 xe9 h18 y22c ff1 fs5 fc0 sc0 ls1 ws0">维<span class="_ _c"></span>护<span class="_ _c"></span>节<span class="_ _e"></span>点</div><div class="t m0 xdb h13 y22d ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x54 h18 y22c ff1 fs5 fc0 sc0 ls1 ws0">本<span class="_ _c"></span>文<span class="_ _c"></span>中</div><div class="t m0 x58 h1c y22e fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x8b h18 y22c ff1 fs5 fc0 sc0 ls1 ws0">当<span class="_ _c"></span>谈<span class="_ _c"></span>到<span class="_ _e"></span>节<span class="_ _f"></span>点<span class="_ _e"></span>时</div><div class="t m0 xac h1c y22e fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xad h18 y22c ff1 fs5 fc0 sc0 ls1 ws0">若<span class="_ _c"></span>没<span class="_ _c"></span>有<span class="_ _e"></span>特<span class="_ _f"></span>别<span class="_ _e"></span>指<span class="_ _f"></span>明</div><div class="t m0 x186 h1c y22e fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xe9 h18 y22f ff1 fs5 fc0 sc0 ls7 ws0">都表示这类全节点</div><div class="t m0 x8b h13 y230 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xff h16 y231 ff9 fs5 fc0 sc0 ls1 ws0">1<span class="_ _0"></span>.<span class="_ _16"></span>2</div><div class="t m0 x84 h14 y232 ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x14c h18 y233 ff6 fs5 fc0 sc0 ls7 ws0">区块链关键技术</div><div class="t m0 xbd h18 y234 ff1 fs5 fc0 sc0 ls7 ws0">区块链在本质上相当于一个去中心化的账本数</div><div class="t m0 xe9 h18 y235 ff1 fs5 fc0 sc0 ls1 ws0">据<span class="_ _f"></span>库</div><div class="t m0 xbd h1c y236 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xbe h18 y235 ff1 fs5 fc0 sc0 ls11 ws0">相对于传统数据库</div><div class="t m0 x6 h1c y236 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x127 h18 y235 ff1 fs5 fc0 sc0 ls1 ws0">其<span class="_ _c"></span>核<span class="_ _c"></span>心<span class="_ _c"></span>特<span class="_ _c"></span>征<span class="_ _f"></span>是</div><div class="t m0 x77 h1c y236 fff fs5 fc0 sc0 ls1 ws0">“</div><div class="t m0 x1a3 h18 y235 ff1 fs5 fc0 sc0 ls1 ws0">不<span class="_ _c"></span>可<span class="_ _c"></span>篡<span class="_ _c"></span>改</div><div class="t m0 x187 h1c y236 fff fs5 fc0 sc0 ls1 ws0">”</div><div class="t m0 x186 h13 y237 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xe9 h18 y238 ff1 fs5 fc0 sc0 ls11 ws0">正是不可篡改的特性</div><div class="t m0 xce h1c y239 fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xcf h18 y238 ff1 fs5 fc0 sc0 ls1 ws0">使<span class="_ _f"></span>得<span class="_ _f"></span>区<span class="_ _f"></span>块<span class="_ _c"></span>链<span class="_ _c"></span>数<span class="_ _c"></span>据<span class="_ _c"></span>具<span class="_ _c"></span>有</div><div class="t m0 x110 h1c y239 fff fs5 fc0 sc0 ls1 ws0">“</div><div class="t m0 x188 h18 y238 ff1 fs5 fc0 sc0 ls1 ws0">可<span class="_ _c"></span>信</div><div class="t m0 xf2 h1c y239 fff fs5 fc0 sc0 ls1 ws0">”</div><div class="t m0 x187 h18 y238 ff1 fs5 fc0 sc0 ls1 ws0">的</div><div class="t m0 xe9 h18 y1cb ff1 fs5 fc0 sc0 ls1 ws0">特<span class="_ _f"></span>征</div><div class="t m0 xbd h13 y23a ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xbe h18 y1cb ff1 fs5 fc0 sc0 ls1 ws0">在<span class="_ _c"></span>分<span class="_ _c"></span>布<span class="_ _e"></span>式<span class="_ _e"></span>环<span class="_ _c"></span>境<span class="_ _e"></span>中</div><div class="t m0 x10c h1c y1cc fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x189 h18 y1cb ff1 fs5 fc0 sc0 ls1 ws0">实<span class="_ _e"></span>现<span class="_ _e"></span>一<span class="_ _e"></span>个<span class="_ _e"></span>不<span class="_ _e"></span>可<span class="_ _e"></span>篡<span class="_ _e"></span>改<span class="_ _1c"></span>的<span class="_ _e"></span>账<span class="_ _e"></span>本</div><div class="t m0 x186 h1c y1cc fff fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xe9 h18 y23b ff1 fs5 fc0 sc0 ls7 ws0">其关键的问题是数据如何组织以确保不可篡改以及</div><div class="t m0 xe9 h18 y23c ff1 fs5 fc0 sc0 lsa ws0">如<span class="_ _1d"></span>何在<span class="_ _1d"></span>分<span class="_ _1d"></span>布式<span class="_ _1d"></span>环<span class="_ _1b"></span>境中对账本状态达成共识</div><div class="t m0 xf1 h13 y23d ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x5f h18 y23c ff1 fs5 fc0 sc0 ls1 ws0">我<span class="_ _e"></span>们<span class="_ _e"></span>将</div><div class="t m0 xe9 h18 y23e ff1 fs5 fc0 sc0 ls1 ws0">解<span class="_ _f"></span>决<span class="_ _f"></span>这</div><div class="t m0 x85 h13 y23f ff2 fs5 fc0 sc0 ls1 ws0">2</div><div class="t m0 xeb h18 y23e ff1 fs5 fc0 sc0 ls11 ws0">个问题的技术概括为数据<span class="_ _f"></span>结构<span class="_ _f"></span>和共<span class="_ _f"></span>识机<span class="_ _f"></span>制</div><div class="t m0 x186 h13 y23f ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xe9 h18 y240 ff1 fs5 fc0 sc0 ls7 ws0">下面以比特币系统为例分别介绍这</div><div class="t m0 x164 h13 y241 ff2 fs5 fc0 sc0 ls1 ws0">2</div><div class="t m0 xfb h18 y240 ff1 fs5 fc0 sc0 ls1 ws0">个<span class="_ _c"></span>关<span class="_ _c"></span>键<span class="_ _e"></span>技<span class="_ _f"></span>术</div><div class="t m0 x187 h13 y241 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x79 h3 y17f ff2 fs0 fc0 sc0 ls1 ws0">5<span class="_ _1f"></span>5<span class="_ _1f"></span>8<span class="_ _1f"></span>1</div><div class="t m0 x22 h2 y180 ff1 fs0 fc0 sc0 ls1 ws0">陈<span class="_ _c"></span>伟<span class="_ _c"></span>利<span class="_ _e"></span>等</div><div class="t m0 x172 h22 y183 fff fs0 fc0 sc0 ls1 ws0">:</div><div class="t m0 xb6 h2 y180 ff1 fs0 fc0 sc0 ls6 ws0">区块链数据分析</div><div class="t m0 x105 h22 y183 fff fs0 fc0 sc0 ls1 ws0">:</div><div class="t m0 xf4 h2 y180 ff1 fs0 fc0 sc0 ls1 ws0">现<span class="_ _c"></span>状</div><div class="t m0 x1a4 h22 y183 fff fs0 fc0 sc0 ls1 ws0">、</div><div class="t m0 x47 h2 y180 ff1 fs0 fc0 sc0 ls1 ws0">趋<span class="_ _c"></span>势<span class="_ _c"></span>与<span class="_ _e"></span>挑<span class="_ _f"></span>战</div></div><div class="pi" data-data='{"ctm":[1.612022,0.000000,0.000000,1.612022,0.000000,0.000000]}'></div></div>
<div id="pf4" class="pf w0 h0" data-page-no="4"><div class="pc pc4 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/625154946caf5961923ea9b5/bg4.jpg"><div class="t m0 x17c h18 yc0 ff1 fs5 fc0 sc0 ls7 ws0">数据结构决定了区块链中账户和交易的组织形</div><div class="t m0 x22 h18 yc3 ff1 fs5 fc0 sc0 ls1 ws0">式</div><div class="t m0 x171 h13 yc5 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x112 h18 yc3 ff1 fs5 fc0 sc0 ls1 ws0">在<span class="_ _c"></span>区<span class="_ _c"></span>块<span class="_ _e"></span>链<span class="_ _f"></span>系<span class="_ _e"></span>统<span class="_ _e"></span>中</div><div class="t m0 xc4 h1c yc4 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x133 h18 yc3 ff1 fs5 fc0 sc0 ls1 ws0">通<span class="_ _e"></span>常<span class="_ _e"></span>采<span class="_ _e"></span>用</div><div class="t m0 x48 h13 yc5 ff2 fs5 fc0 sc0 ls1 ws0">M<span class="_ _10"></span>e<span class="_ _5"></span>r<span class="_ _a"></span>k<span class="_ _5"></span>l<span class="_ _12"></span>e</div><div class="t m0 x17d h18 yc3 ff1 fs5 fc0 sc0 ls1 ws0">树<span class="_ _e"></span>组<span class="_ _e"></span>织<span class="_ _e"></span>账<span class="_ _e"></span>本</div><div class="t m0 x22 h18 yc6 ff1 fs5 fc0 sc0 ls1 ws0">中<span class="_ _c"></span>所<span class="_ _1e"> </span>有<span class="_ _1e"> </span>的<span class="_ _1e"> </span>账<span class="_ _1c"> </span>户<span class="_ _1e"> </span>或<span class="_ _1e"> </span>发<span class="_ _1e"> </span>生<span class="_ _1c"> </span>的<span class="_ _1e"> </span>交<span class="_ _1e"> </span>易</div><div class="t m0 x63 h1d y242 ff10 fs2 fc0 sc0 ls1 ws0">[</div><div class="t m0 x15 hb y243 ff2 fs2 fc0 sc0 ls1 ws0">1<span class="_ _10"></span>6</div><div class="t m0 x135 h1d y242 ff10 fs2 fc0 sc0 ls1 ws0">]</div><div class="t m0 x136 h13 yc7 ff2 fs5 fc0 sc0 ls1 ws0">.<span class="_ _1"></span>M<span class="_ _10"></span>e<span class="_ _5"></span>r<span class="_ _a"></span>k<span class="_ _5"></span>l<span class="_ _12"></span>e</div><div class="t m0 x197 h18 yc6 ff1 fs5 fc0 sc0 ls1 ws0">树</div><div class="t m0 x1a5 h1c yc8 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x12e h18 yc6 ff1 fs5 fc0 sc0 ls1 ws0">又<span class="_ _1e"> </span>称</div><div class="t m0 x22 h13 ycb ff2 fs5 fc0 sc0 ls1 ws0">H<span class="_ _b"></span>a<span class="_ _5"></span>s<span class="_ _6"></span>h</div><div class="t m0 xb0 h18 yc9 ff1 fs5 fc0 sc0 ls1 ws0">树</div><div class="t m0 x172 h1c yca ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xc h18 yc9 ff1 fs5 fc0 sc0 ls1 ws0">其<span class="_ _c"></span>上<span class="_ _c"></span>所<span class="_ _e"></span>有<span class="_ _1c"></span>的<span class="_ _e"></span>值<span class="_ _1c"></span>都<span class="_ _e"></span>是</div><div class="t m0 xa4 h13 ycb ff2 fs5 fc0 sc0 ls1 ws0">H<span class="_ _b"></span>a<span class="_ _5"></span>s<span class="_ _6"></span>h</div><div class="t m0 x12d h18 yc9 ff1 fs5 fc0 sc0 ls1 ws0">值</div><div class="t m0 x66 h13 ycb ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x9b h18 yc9 ff1 fs5 fc0 sc0 ls1 ws0">图</div><div class="t m0 x31 h13 ycb ff2 fs5 fc0 sc0 ls1 ws0">2</div><div class="t m0 x198 h18 yc9 ff1 fs5 fc0 sc0 ls1 ws0">展<span class="_ _e"></span>示<span class="_ _1c"> </span>了</div><div class="t m0 x22 h18 ycc ff1 fs5 fc0 sc0 ls1 ws0">比<span class="_ _c"></span>特<span class="_ _c"></span>币<span class="_ _e"></span>系<span class="_ _f"></span>统<span class="_ _e"></span>中<span class="_ _f"></span>采<span class="_ _c"></span>用<span class="_ _e"></span>的</div><div class="t m0 x133 h13 y184 ff2 fs5 fc0 sc0 ls1 ws0">M<span class="_ _10"></span>e<span class="_ _5"></span>r<span class="_ _a"></span>k<span class="_ _5"></span>l<span class="_ _12"></span>e</div><div class="t m0 x47 h18 ycc ff1 fs5 fc0 sc0 ls1 ws0">树<span class="_ _c"></span>结<span class="_ _c"></span>构</div><div class="t m0 x16 h13 y184 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x17 h18 ycc ff1 fs5 fc0 sc0 ls1 ws0">在<span class="_ _c"></span>比<span class="_ _c"></span>特<span class="_ _e"></span>币<span class="_ _f"></span>系<span class="_ _c"></span>统</div><div class="t m0 x22 h18 yce ff1 fs5 fc0 sc0 ls1 ws0">中</div><div class="t m0 x171 h1c ycf ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x112 h18 yce ff1 fs5 fc0 sc0 ls1 ws0">当<span class="_ _c"></span>交<span class="_ _c"></span>易<span class="_ _e"></span>发<span class="_ _f"></span>生<span class="_ _e"></span>时</div><div class="t m0 x132 h1c ycf ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xe5 h18 yce ff1 fs5 fc0 sc0 ls7 ws0">节点根据接收到交易的先后顺序</div><div class="t m0 x22 h18 yd0 ff1 fs5 fc0 sc0 ls1 ws0">或<span class="_ _c"></span>手<span class="_ _c"></span>续<span class="_ _1c"> </span>费<span class="_ _1e"> </span>高<span class="_ _1c"> </span>低<span class="_ _1e"> </span>等<span class="_ _1c"> </span>条<span class="_ _1e"> </span>件<span class="_ _1c"> </span>将<span class="_ _1e"> </span>交<span class="_ _1e"> </span>易<span class="_ _1c"> </span>排<span class="_ _1e"> </span>在<span class="_ _1e"> </span>一<span class="_ _1e"> </span>起</div><div class="t m0 xc6 h1c yd1 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x18 h18 yd0 ff1 fs5 fc0 sc0 ls1 ws0">然<span class="_ _1e"> </span>后<span class="_ _1c"> </span>通<span class="_ _1e"> </span>过</div><div class="t m0 x22 h13 yd4 ff2 fs5 fc0 sc0 ls1 ws0">H<span class="_ _b"></span>a<span class="_ _5"></span>s<span class="_ _6"></span>h</div><div class="t m0 xb0 h18 yd3 ff1 fs5 fc0 sc0 ls1 ws0">运<span class="_ _c"></span>算<span class="_ _c"></span>得<span class="_ _e"></span>到<span class="_ _f"></span>每<span class="_ _e"></span>个<span class="_ _e"></span>交<span class="_ _e"></span>易<span class="_ _e"></span>的</div><div class="t m0 x15a h13 yd4 ff2 fs5 fc0 sc0 ls1 ws0">H<span class="_ _b"></span>a<span class="_ _5"></span>s<span class="_ _6"></span>h</div><div class="t m0 x2d h18 yd3 ff1 fs5 fc0 sc0 ls1 ws0">值</div><div class="t m0 x148 h13 yd4 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x17 h18 yd3 ff1 fs5 fc0 sc0 ls1 ws0">这<span class="_ _e"></span>个</div><div class="t m0 xe7 h13 yd4 ff2 fs5 fc0 sc0 ls1 ws0">H<span class="_ _b"></span>a<span class="_ _5"></span>s<span class="_ _6"></span>h</div><div class="t m0 x69 h18 yd3 ff1 fs5 fc0 sc0 ls1 ws0">值</div><div class="t m0 x22 h18 y18b ff1 fs5 fc0 sc0 ls1 ws0">就<span class="_ _c"></span>是</div><div class="t m0 xaf h13 y18c ff2 fs5 fc0 sc0 ls1 ws0">M<span class="_ _10"></span>e<span class="_ _5"></span>r<span class="_ _a"></span>k<span class="_ _5"></span>l<span class="_ _12"></span>e</div><div class="t m0 x3f h18 y18b ff1 fs5 fc0 sc0 ls1 ws0">树<span class="_ _c"></span>的<span class="_ _c"></span>叶<span class="_ _e"></span>子<span class="_ _f"></span>节<span class="_ _e"></span>点<span class="_ _c"></span>值</div><div class="t m0 xa4 h1c y244 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x196 h18 y18b ff1 fs5 fc0 sc0 ls1 ws0">此<span class="_ _e"></span>后<span class="_ _c"></span>通<span class="_ _e"></span>过<span class="_ _c"></span>将</div><div class="t m0 xe7 h13 y18c ff2 fs5 fc0 sc0 ls1 ws0">H<span class="_ _b"></span>a<span class="_ _5"></span>s<span class="_ _6"></span>h</div><div class="t m0 x69 h18 y18b ff1 fs5 fc0 sc0 ls1 ws0">值</div><div class="t m0 x22 h18 y18d ff1 fs5 fc0 sc0 ls1 ws0">两<span class="_ _c"></span>两<span class="_ _c"></span>拼<span class="_ _e"></span>接<span class="_ _1c"> </span>在<span class="_ _1c"> </span>一<span class="_ _1e"> </span>起<span class="_ _1c"></span>的<span class="_ _1c"> </span>再<span class="_ _1c"> </span>次</div><div class="t m0 x7d h13 y18f ff2 fs5 fc0 sc0 ls1 ws0">H<span class="_ _b"></span>a<span class="_ _5"></span>s<span class="_ _6"></span>h</div><div class="t m0 x48 h18 y18d ff1 fs5 fc0 sc0 ls1 ws0">运<span class="_ _1c"> </span>算<span class="_ _1c"> </span>得<span class="_ _1e"> </span>到<span class="_ _1c"> </span>一<span class="_ _1e"> </span>个<span class="_ _1c"> </span>新<span class="_ _1e"> </span>的</div><div class="t m0 x22 h13 y245 ff2 fs5 fc0 sc0 ls1 ws0">H<span class="_ _b"></span>a<span class="_ _5"></span>s<span class="_ _6"></span>h</div><div class="t m0 xb0 h18 y190 ff1 fs5 fc0 sc0 ls1 ws0">值</div><div class="t m0 x172 h1c y191 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xc h18 y190 ff1 fs5 fc0 sc0 ls1 ws0">依<span class="_ _c"></span>此<span class="_ _c"></span>自<span class="_ _e"></span>底<span class="_ _f"></span>向<span class="_ _e"></span>上<span class="_ _f"></span>通<span class="_ _e"></span>过<span class="_ _c"></span>不<span class="_ _e"></span>断<span class="_ _c"></span>地<span class="_ _e"></span>拼<span class="_ _e"></span>接</div><div class="t m0 x183 h13 y245 ff2 fs5 fc0 sc0 ls1 ws0">H<span class="_ _b"></span>a<span class="_ _5"></span>s<span class="_ _6"></span>h</div><div class="t m0 x9d h18 y190 ff1 fs5 fc0 sc0 ls1 ws0">运<span class="_ _e"></span>算</div><div class="t m0 x22 h18 y192 ff1 fs5 fc0 sc0 ls1 ws0">就<span class="_ _1e"> </span>可<span class="_ _20"> </span>以<span class="_ _20"> </span>得<span class="_ _20"> </span>到</div><div class="t m0 x16d h13 y193 ff2 fs5 fc0 sc0 ls1 ws0">M<span class="_ _10"></span>e<span class="_ _5"></span>r<span class="_ _a"></span>k<span class="_ _5"></span>l<span class="_ _12"></span>e</div><div class="t m0 x44 h18 y192 ff1 fs5 fc0 sc0 ls1 ws0">树<span class="_ _20"> </span>的<span class="_ _20"> </span>树<span class="_ _21"> </span>根<span class="_ _20"> </span>节<span class="_ _21"> </span>点<span class="_ _20"> </span>值</div><div class="t m0 x197 h1c y246 ff10 fs5 fc0 sc0 ls1 ws0">(</div><div class="t m0 x3b h13 y193 ff2 fs5 fc0 sc0 ls1 ws0">M<span class="_ _10"></span>e<span class="_ _5"></span>r<span class="_ _a"></span>k<span class="_ _5"></span>l<span class="_ _12"></span>e</div><div class="t m0 xa3 h13 y247 ff2 fs5 fc0 sc0 ls1 ws0">r<span class="_ _a"></span>o<span class="_ _6"></span>o<span class="_ _5"></span>t</div><div class="t m0 x194 h1c y248 ff10 fs5 fc0 sc0 ls1 ws0">)<span class="_ _6"></span>,</div><div class="t m0 xb5 h18 y194 ff1 fs5 fc0 sc0 ls1 ws0">这<span class="_ _c"></span>个<span class="_ _c"></span>根<span class="_ _e"></span>节<span class="_ _f"></span>点<span class="_ _e"></span>值<span class="_ _f"></span>代<span class="_ _c"></span>表<span class="_ _e"></span>了<span class="_ _c"></span>一<span class="_ _e"></span>段<span class="_ _c"></span>时<span class="_ _e"></span>间<span class="_ _e"></span>内<span class="_ _e"></span>被<span class="_ _c"></span>打<span class="_ _e"></span>包<span class="_ _e"></span>的<span class="_ _e"></span>所</div><div class="t m0 x22 h18 y196 ff1 fs5 fc0 sc0 ls1 ws0">有<span class="_ _c"></span>交<span class="_ _c"></span>易<span class="_ _e"></span>的<span class="_ _e"></span>摘<span class="_ _e"></span>要<span class="_ _e"></span>信<span class="_ _1c"></span>息</div><div class="t m0 x113 h13 y249 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x42 h18 y196 ff1 fs5 fc0 sc0 ls1 ws0">当<span class="_ _e"></span>交<span class="_ _1c"> </span>易<span class="_ _1c"></span>发<span class="_ _e"></span>生<span class="_ _1c"> </span>任<span class="_ _1c"> </span>何<span class="_ _1c"> </span>的<span class="_ _1c"> </span>篡<span class="_ _1c"> </span>改</div><div class="t m0 x9c h1c y197 ff10 fs5 fc0 sc0 ls1 ws0">(</div><div class="t m0 x12e h18 y196 ff1 fs5 fc0 sc0 ls1 ws0">如<span class="_ _1c"></span>地</div><div class="t m0 x22 h18 y198 ff1 fs5 fc0 sc0 ls1 ws0">址</div><div class="t m0 x171 h1c y24a ff10 fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 x112 h18 y198 ff1 fs5 fc0 sc0 ls1 ws0">数<span class="_ _c"></span>额<span class="_ _c"></span>等<span class="_ _e"></span>发<span class="_ _f"></span>生<span class="_ _e"></span>变<span class="_ _f"></span>化</div><div class="t m0 x29 h1c y24a ff10 fs5 fc0 sc0 ls1 ws0">)</div><div class="t m0 x43 h18 y198 ff1 fs5 fc0 sc0 ls7 ws0">或者交易组织的顺序发生任何</div><div class="t m0 x22 h18 y19a ff1 fs5 fc0 sc0 ls1 ws0">改<span class="_ _c"></span>变</div><div class="t m0 x17c h1c y19b ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x150 h18 y19c ff1 fs5 fc0 sc0 lsd ws0">重<span class="_ _1d"></span>复这<span class="_ _1a"></span>个过<span class="_ _1d"></span>程得到的新的树<span class="lsa">根节点必然与改</span></div><div class="t m0 x22 h18 y19d ff1 fs5 fc0 sc0 ls1 ws0">变<span class="_ _c"></span>之<span class="_ _c"></span>前<span class="_ _e"></span>的<span class="_ _f"></span>树<span class="_ _e"></span>根<span class="_ _f"></span>节<span class="_ _c"></span>点<span class="_ _e"></span>完<span class="_ _f"></span>全<span class="_ _e"></span>不<span class="_ _f"></span>同</div><div class="t m0 x30 h13 y24b ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x47 h18 y19d ff1 fs5 fc0 sc0 ls7 ws0">与比特币的做法不同</div><div class="t m0 x17e h1c y19e ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x22 h18 y19f ff1 fs5 fc0 sc0 ls1 ws0">在<span class="_ _c"></span>以<span class="_ _c"></span>太<span class="_ _e"></span>坊<span class="_ _f"></span>等<span class="_ _e"></span>区<span class="_ _f"></span>块<span class="_ _c"></span>链<span class="_ _e"></span>中</div><div class="t m0 x43 h1c y1a0 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x37 h18 y19f ff1 fs5 fc0 sc0 ls7 ws0">为了方便实现智能合约</div><div class="t m0 x17a h1c y1a0 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x9d h18 y19f ff1 fs5 fc0 sc0 ls1 ws0">引<span class="_ _c"></span>入</div><div class="t m0 x22 h18 y1a2 ff1 fs5 fc0 sc0 ls1 ws0">了<span class="_ _c"></span>账<span class="_ _c"></span>户<span class="_ _e"></span>的<span class="_ _f"></span>概<span class="_ _e"></span>念</div><div class="t m0 x26 h1c y1a3 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x61 h18 y1a2 ff1 fs5 fc0 sc0 lsd ws0">因而它们的做法是<span class="lsa">将账户组织到一</span></div><div class="t m0 x22 h18 y1a6 ff1 fs5 fc0 sc0 ls1 ws0">个</div><div class="t m0 x129 h13 y1a8 ff2 fs5 fc0 sc0 ls1 ws0">M<span class="_ _10"></span>e<span class="_ _5"></span>r<span class="_ _a"></span>k<span class="_ _5"></span>l<span class="_ _12"></span>e</div><div class="t m0 xb1 h18 y1a6 ff1 fs5 fc0 sc0 ls1 ws0">树<span class="_ _c"></span>上</div><div class="t m0 x15f h1c y1a7 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x1a6 h18 y1a6 ff1 fs5 fc0 sc0 ls1 ws0">账<span class="_ _e"></span>户<span class="_ _1c"> </span>代<span class="_ _1c"></span>替<span class="_ _e"></span>了<span class="_ _1c"> </span>交<span class="_ _1c"></span>易<span class="_ _e"></span>去<span class="_ _1c"> </span>做</div><div class="t m0 x9b h13 y1a8 ff2 fs5 fc0 sc0 ls1 ws0">H<span class="_ _b"></span>a<span class="_ _5"></span>s<span class="_ _6"></span>h</div><div class="t m0 x17a h18 y1a6 ff1 fs5 fc0 sc0 ls1 ws0">运<span class="_ _e"></span>算</div><div class="t m0 x17e h1c y1a7 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x22 h18 y1a9 ff1 fs5 fc0 sc0 ls1 ws0">当<span class="_ _c"></span>账<span class="_ _c"></span>户<span class="_ _e"></span>状<span class="_ _f"></span>态<span class="_ _e"></span>发<span class="_ _f"></span>生<span class="_ _c"></span>变<span class="_ _e"></span>化<span class="_ _f"></span>时</div><div class="t m0 x159 h1c y1aa ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x147 h18 y1a9 ff1 fs5 fc0 sc0 ls1 ws0">对<span class="_ _e"></span>应<span class="_ _c"></span>的</div><div class="t m0 x135 h13 y24c ff2 fs5 fc0 sc0 ls1 ws0">H<span class="_ _b"></span>a<span class="_ _5"></span>s<span class="_ _6"></span>h</div><div class="t m0 x9a h18 y1a9 ff1 fs5 fc0 sc0 ls1 ws0">值<span class="_ _e"></span>发<span class="_ _e"></span>生<span class="_ _c"></span>变<span class="_ _e"></span>化</div><div class="t m0 x17e h1c y1aa ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x22 h18 y1ab ff1 fs5 fc0 sc0 ls1 ws0">最<span class="_ _c"></span>终<span class="_ _c"></span>导<span class="_ _c"></span>致</div><div class="t m0 x2f h13 y1ac ff2 fs5 fc0 sc0 ls1 ws0">M<span class="_ _10"></span>e<span class="_ _5"></span>r<span class="_ _a"></span>k<span class="_ _5"></span>l<span class="_ _12"></span>e</div><div class="t m0 x132 h18 y1ab ff1 fs5 fc0 sc0 ls1 ws0">树<span class="_ _e"></span>根<span class="_ _e"></span>节<span class="_ _e"></span>点<span class="_ _e"></span>值<span class="_ _e"></span>发<span class="_ _e"></span>生<span class="_ _e"></span>变<span class="_ _e"></span>化</div><div class="t m0 x9b h13 y1ac ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x183 h18 y1ab ff1 fs5 fc0 sc0 ls1 ws0">因<span class="_ _e"></span>此</div><div class="t m0 x9c h1c y1ad ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x9d h18 y1ab ff1 fs5 fc0 sc0 ls1 ws0">不<span class="_ _e"></span>管</div><div class="t m0 x22 h18 y1ae ff1 fs5 fc0 sc0 ls1 ws0">是<span class="_ _c"></span>通<span class="_ _c"></span>过<span class="_ _e"></span>将<span class="_ _f"></span>账<span class="_ _e"></span>户<span class="_ _f"></span>还<span class="_ _c"></span>是<span class="_ _e"></span>交<span class="_ _f"></span>易<span class="_ _e"></span>组<span class="_ _f"></span>织<span class="_ _e"></span>到<span class="_ _f"></span>一<span class="_ _e"></span>棵</div><div class="t m0 x12d h13 y1b0 ff2 fs5 fc0 sc0 ls1 ws0">M<span class="_ _10"></span>e<span class="_ _5"></span>r<span class="_ _a"></span>k<span class="_ _5"></span>l<span class="_ _12"></span>e</div><div class="t m0 x99 h18 y1ae ff1 fs5 fc0 sc0 ls1 ws0">树<span class="_ _c"></span>上</div><div class="t m0 xa8 h1c y1af ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x69 h18 y1ae ff1 fs5 fc0 sc0 ls1 ws0">引</div><div class="t m0 x22 h18 y1b1 ff1 fs5 fc0 sc0 ls1 ws0">进</div><div class="t m0 x129 h13 y1b2 ff2 fs5 fc0 sc0 ls1 ws0">M<span class="_ _10"></span>e<span class="_ _5"></span>r<span class="_ _a"></span>k<span class="_ _5"></span>l<span class="_ _12"></span>e</div><div class="t m0 xb1 h18 y1b3 ff1 fs5 fc0 sc0 lsd ws0">树<span class="_ _1d"></span>的一<span class="_ _1a"></span>个重要作用是当<span class="lsa">交易或账户状态</span></div><div class="t m0 x22 h18 y1b5 ff1 fs5 fc0 sc0 ls1 ws0">被<span class="_ _c"></span>篡<span class="_ _c"></span>改<span class="_ _e"></span>时</div><div class="t m0 xc h1c y1b6 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xb1 h18 y1b5 ff1 fs5 fc0 sc0 ls1 ws0">重<span class="_ _c"></span>新<span class="_ _c"></span>计<span class="_ _e"></span>算<span class="_ _f"></span>对<span class="_ _c"></span>应<span class="_ _e"></span>区<span class="_ _f"></span>块<span class="_ _e"></span>中<span class="_ _f"></span>的</div><div class="t m0 x1a7 h13 y1b7 ff2 fs5 fc0 sc0 ls1 ws0">M<span class="_ _10"></span>e<span class="_ _5"></span>r<span class="_ _a"></span>k<span class="_ _5"></span>l<span class="_ _12"></span>e</div><div class="t m0 xbb h18 y1b5 ff1 fs5 fc0 sc0 ls1 ws0">树<span class="_ _c"></span>根<span class="_ _c"></span>节<span class="_ _e"></span>点</div><div class="t m0 x22 h18 y1b8 ff1 fs5 fc0 sc0 ls1 ws0">必<span class="_ _c"></span>然<span class="_ _c"></span>跟<span class="_ _e"></span>篡<span class="_ _f"></span>改<span class="_ _1c"></span>之<span class="_ _e"></span>前<span class="_ _e"></span>的<span class="_ _1c"></span>不<span class="_ _e"></span>同</div><div class="t m0 x1a8 h1c y1b9 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x7d h18 y1b8 ff1 fs5 fc0 sc0 ls1 ws0">换<span class="_ _e"></span>句<span class="_ _1c"> </span>话<span class="_ _1c"></span>说</div><div class="t m0 xba h1c y1b9 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x16 h13 y24d ff2 fs5 fc0 sc0 ls1 ws0">M<span class="_ _10"></span>e<span class="_ _5"></span>r<span class="_ _a"></span>k<span class="_ _5"></span>l<span class="_ _12"></span>e</div><div class="t m0 x198 h18 y1b8 ff1 fs5 fc0 sc0 ls1 ws0">树<span class="_ _e"></span>根<span class="_ _1c"> </span>节</div><div class="t m0 x22 h18 y1ba ff1 fs5 fc0 sc0 ls13 ws0">点<span class="_ _1a"></span>值<span class="_ _1a"></span>可以看成是对账本当前状态形成了一个</div><div class="t m0 x115 h1c y1bb ff10 fs5 fc0 sc0 ls1 ws0">“</div><div class="t m0 x69 h18 y1ba ff1 fs5 fc0 sc0 ls1 ws0">快</div><div class="t m0 x22 h18 y24e ff1 fs5 fc0 sc0 ls1 ws0">照</div><div class="t m0 xe4 h1c y24f ff10 fs5 fc0 sc0 ls1 ws0">”<span class="_ _6"></span>,</div><div class="t m0 x17c h18 y24e ff1 fs5 fc0 sc0 ls1 ws0">这<span class="_ _c"></span>是<span class="_ _c"></span>区<span class="_ _e"></span>块<span class="_ _f"></span>链<span class="_ _e"></span>系<span class="_ _f"></span>统<span class="_ _c"></span>防<span class="_ _e"></span>篡<span class="_ _f"></span>改<span class="_ _e"></span>的<span class="_ _f"></span>第</div><div class="t m0 x17f h13 y250 ff2 fs5 fc0 sc0 ls1 ws0">1</div><div class="t m0 x96 h18 y24e ff1 fs5 fc0 sc0 ls1 ws0">步</div><div class="t m0 x17 h13 y250 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x1a9 h3 y251 ff2 fs0 fc0 sc0 ls1 ws0">F<span class="_ _6"></span>i</div><div class="t m0 xc h3 y252 ff2 fs0 fc0 sc0 ls1 ws0">g</div><div class="t m0 x13d h3 y251 ff2 fs0 fc0 sc0 ls1 ws0">.<span class="_ _d"></span>2</div><div class="t m0 xe h6 y253 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 x61 h3 y251 ff2 fs0 fc0 sc0 ls1 ws0">B<span class="_ _6"></span>i<span class="_ _12"></span>t<span class="_ _6"></span>c<span class="_ _6"></span>o<span class="_ _a"></span>i<span class="_ _6"></span>n</div><div class="t m0 x43 h6 y253 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 xb9 h3 y251 ff2 fs0 fc0 sc0 ls1 ws0">b<span class="_ _6"></span>l<span class="_ _5"></span>o<span class="_ _7"></span>c<span class="_ _2"></span>k<span class="_ _7"></span>c<span class="_ _2"></span>h<span class="_ _2"></span>a<span class="_ _5"></span>i<span class="_ _6"></span>n</div><div class="t m0 x196 h6 y253 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 x2b h3 y251 ff2 fs0 fc0 sc0 ls1 ws0">d<span class="_ _7"></span>a<span class="_ _6"></span>t<span class="_ _a"></span>a</div><div class="t m0 xd6 h6 y253 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 x96 h3 y251 ff2 fs0 fc0 sc0 ls1 ws0">s<span class="_ _a"></span>t<span class="_ _a"></span>r<span class="_ _7"></span>u<span class="_ _2"></span>c<span class="_ _a"></span>t<span class="_ _6"></span>u<span class="_ _7"></span>r<span class="_ _6"></span>e</div><div class="t m0 x1aa h2 y254 ff1 fs0 fc0 sc0 ls1 ws0">图</div><div class="t m0 x121 h3 y255 ff2 fs0 fc0 sc0 ls1 ws0">2</div><div class="t m0 x10 h6 y256 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 x42 h2 y254 ff1 fs0 fc0 sc0 ls6 ws0">比特币区块链结构</div><div class="t m0 x17c h18 y257 ff1 fs5 fc0 sc0 ls1 ws0">采<span class="_ _e"></span>用</div><div class="t m0 xd h13 y258 ff2 fs5 fc0 sc0 ls1 ws0">M<span class="_ _10"></span>e<span class="_ _12"></span>r<span class="_ _a"></span>k<span class="_ _5"></span>l<span class="_ _15"></span>e</div><div class="t m0 x132 h18 y257 ff1 fs5 fc0 sc0 ls1 ws0">树<span class="_ _e"></span>组<span class="_ _e"></span>织<span class="_ _c"></span>交<span class="_ _e"></span>易<span class="_ _e"></span>的<span class="_ _e"></span>另<span class="_ _e"></span>一<span class="_ _e"></span>个<span class="_ _e"></span>重<span class="_ _e"></span>要<span class="_ _e"></span>作<span class="_ _e"></span>用<span class="_ _1c"></span>是</div><div class="t m0 x22 h18 y259 ff1 fs5 fc0 sc0 ls1 ws0">简<span class="_ _8"> </span>化<span class="_ _21"> </span>支<span class="_ _21"> </span>付<span class="_ _21"> </span>验<span class="_ _20"> </span>证</div><div class="t m0 x121 h1c y25a ff10 fs5 fc0 sc0 ls1 ws0">(</div><div class="t m0 xb8 h13 y25b ff2 fs5 fc0 sc0 ls1 ws0">s<span class="_ _15"></span>i<span class="_ _2"></span>m</div><div class="t m0 x133 h13 y25c ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x157 h13 y25b ff2 fs5 fc0 sc0 ls1 ws0">l<span class="_ _13"></span>i<span class="_ _13"></span>f<span class="_ _15"></span>i<span class="_ _15"></span>e<span class="_ _6"></span>d</div><div class="t m0 x93 h14 y25d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x160 h13 y25e ff2 fs5 fc0 sc0 ls1 ws0">p</div><div class="t m0 x14 h13 y25f ff2 fs5 fc0 sc0 ls1 ws0">a</div><div class="t m0 x2b h13 y25e ff2 fs5 fc0 sc0 ls1 ws0">y</div><div class="t m0 x17f h13 y25f ff2 fs5 fc0 sc0 ls1 ws0">m<span class="_ _1"></span>e<span class="_ _6"></span>n<span class="_ _a"></span>t</div><div class="t m0 x7f h14 y25d ff5 fs5 fc0 sc0 ls1 ws0"> </div><div class="t m0 x169 h13 y25b ff2 fs5 fc0 sc0 ls1 ws0">v<span class="_ _a"></span>e<span class="_ _5"></span>r<span class="_ _15"></span>i<span class="_ _15"></span>f<span class="_ _13"></span>i<span class="_ _4"></span>c<span class="_ _5"></span>a<span class="_ _5"></span>t<span class="_ _15"></span>i<span class="_ _12"></span>o<span class="_ _6"></span>n</div><div class="t m0 x17e h1c y25a ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xa3 h13 y260 ff2 fs5 fc0 sc0 ls1 ws0">S<span class="_ _2"></span>P<span class="_ _10"></span>V</div><div class="t m0 x16b h1c y261 ff10 fs5 fc0 sc0 ls1 ws0">)</div><div class="t m0 x150 h1d y262 ff10 fs2 fc0 sc0 ls1 ws0">[</div><div class="t m0 xb0 hb y263 ff2 fs2 fc0 sc0 ls1 ws0">1<span class="_ _10"></span>6</div><div class="t m0 x120 h1d y262 ff10 fs2 fc0 sc0 ls1 ws0">]</div><div class="t m0 xc0 h13 y260 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x2f h18 y264 ff1 fs5 fc0 sc0 ls1 ws0">如<span class="_ _c"></span>图</div><div class="t m0 x16d h13 y260 ff2 fs5 fc0 sc0 ls1 ws0">2</div><div class="t m0 x28 h18 y264 ff1 fs5 fc0 sc0 ls1 ws0">所<span class="_ _c"></span>示</div><div class="t m0 x133 h1c y261 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x38 h18 y264 ff1 fs5 fc0 sc0 ls1 ws0">设<span class="_ _e"></span>想<span class="_ _e"></span>某<span class="_ _c"></span>轻<span class="_ _e"></span>量<span class="_ _e"></span>级<span class="_ _e"></span>钱<span class="_ _e"></span>包<span class="_ _c"></span>节<span class="_ _e"></span>点<span class="_ _e"></span>需<span class="_ _e"></span>要</div><div class="t m0 x22 h18 y240 ff1 fs5 fc0 sc0 ls1 ws0">验<span class="_ _c"></span>证<span class="_ _c"></span>交<span class="_ _e"></span>易</div><div class="t m0 xc h13 y241 ff2 fs5 fc0 sc0 ls1 ws0">4</div><div class="t m0 x182 h18 y240 ff1 fs5 fc0 sc0 ls1 ws0">的<span class="_ _c"></span>合<span class="_ _c"></span>法<span class="_ _e"></span>性</div><div class="t m0 x43 h1c y265 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x37 h18 y240 ff1 fs5 fc0 sc0 ls1 ws0">此<span class="_ _c"></span>时</div><div class="t m0 x13 h1c y265 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x30 h18 y240 ff1 fs5 fc0 sc0 ls7 ws0">该钱包节点只需要与邻</div><div class="t m0 xe9 h18 yc0 ff1 fs5 fc0 sc0 ls1 ws0">近<span class="_ _c"></span>的<span class="_ _c"></span>数<span class="_ _e"></span>据<span class="_ _f"></span>节<span class="_ _e"></span>点</div><div class="t m0 x56 h1c yc1 ff10 fs5 fc0 sc0 ls1 ws0">(</div><div class="t m0 xde h18 yc0 ff1 fs5 fc0 sc0 ls1 ws0">存<span class="_ _c"></span>储<span class="_ _c"></span>了<span class="_ _e"></span>所<span class="_ _f"></span>有<span class="_ _e"></span>区<span class="_ _f"></span>块<span class="_ _c"></span>数<span class="_ _e"></span>据<span class="_ _f"></span>的<span class="_ _e"></span>节<span class="_ _f"></span>点</div><div class="t m0 x188 h1c yc1 ff10 fs5 fc0 sc0 ls1 ws0">)</div><div class="t m0 x92 h18 yc0 ff1 fs5 fc0 sc0 ls1 ws0">通<span class="_ _c"></span>信<span class="_ _c"></span>获</div><div class="t m0 xe9 h18 y266 ff1 fs5 fc0 sc0 ls1 ws0">取<span class="_ _c"></span>对<span class="_ _c"></span>应<span class="_ _e"></span>区<span class="_ _f"></span>块<span class="_ _1c"></span>的</div><div class="t m0 x88 h13 y267 ff2 fs5 fc0 sc0 ls1 ws0">H<span class="_ _b"></span>a<span class="_ _5"></span>s<span class="_ _6"></span>h<span class="_ _6"></span>1<span class="_ _6"></span>2</div><div class="t m0 xe0 h18 y266 ff1 fs5 fc0 sc0 ls1 ws0">的<span class="_ _e"></span>值<span class="_ _1c"></span>即<span class="_ _e"></span>可</div><div class="t m0 x1c h1c y268 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x163 h18 y266 ff1 fs5 fc0 sc0 ls1 ws0">而<span class="_ _e"></span>不<span class="_ _1c"> </span>需<span class="_ _1c"></span>要<span class="_ _e"></span>区<span class="_ _1c"> </span>块<span class="_ _1c"></span>中</div><div class="t m0 xe9 h18 y269 ff1 fs5 fc0 sc0 ls7 ws0">所有相关的交易信息</div><div class="t m0 x71 h13 y26a ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x10c h18 y269 ff1 fs5 fc0 sc0 ls1 ws0">因<span class="_ _c"></span>为<span class="_ _c"></span>有<span class="_ _e"></span>了<span class="_ _f"></span>这<span class="_ _e"></span>个<span class="_ _f"></span>值</div><div class="t m0 x19d h1c y26b ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x19e h18 y269 ff1 fs5 fc0 sc0 ls1 ws0">该<span class="_ _c"></span>钱<span class="_ _c"></span>包<span class="_ _e"></span>节<span class="_ _f"></span>点</div><div class="t m0 xe9 h18 y26c ff1 fs5 fc0 sc0 ls1 ws0">即<span class="_ _c"></span>可<span class="_ _c"></span>通<span class="_ _e"></span>过</div><div class="t m0 x53 h13 y26d ff2 fs5 fc0 sc0 ls1 ws0">H<span class="_ _b"></span>a<span class="_ _5"></span>s<span class="_ _6"></span>h</div><div class="t m0 x6f h18 y26c ff1 fs5 fc0 sc0 ls14 ws0">运算重<span class="_ _1b"></span>新构造出区块的</div><div class="t m0 x10f h13 y26d ff2 fs5 fc0 sc0 ls1 ws0">M<span class="_ _10"></span>e<span class="_ _5"></span>r<span class="_ _a"></span>k<span class="_ _5"></span>l<span class="_ _12"></span>e</div><div class="t m0 x187 h18 y26c ff1 fs5 fc0 sc0 ls1 ws0">树</div><div class="t m0 xe9 h18 y26e ff1 fs5 fc0 sc0 ls1 ws0">根<span class="_ _c"></span>节<span class="_ _c"></span>点</div><div class="t m0 x85 h1c y26f ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xf6 h18 y26e ff1 fs5 fc0 sc0 lsa ws0">与<span class="_ _1d"></span>本地<span class="_ _1d"></span>存储的对应区块头部中的根节点比</div><div class="t m0 xe9 h18 y270 ff1 fs5 fc0 sc0 ls7 ws0">对以验证其合法性</div><div class="t m0 x8b h13 y271 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xbd h18 y272 ff1 fs5 fc0 sc0 ls7 ws0">决定区块链数据不可篡改的第</div><div class="t m0 x164 h13 y273 ff2 fs5 fc0 sc0 ls1 ws0">2</div><div class="t m0 xfb h18 y272 ff1 fs5 fc0 sc0 ls1 ws0">步<span class="_ _c"></span>也<span class="_ _c"></span>是<span class="_ _e"></span>最<span class="_ _f"></span>重<span class="_ _e"></span>要</div><div class="t m0 xe9 h18 y274 ff1 fs5 fc0 sc0 ls1 ws0">的<span class="_ _c"></span>一<span class="_ _c"></span>步<span class="_ _e"></span>是<span class="_ _f"></span>链<span class="_ _e"></span>式<span class="_ _f"></span>结<span class="_ _e"></span>构<span class="_ _e"></span>和<span class="_ _e"></span>共<span class="_ _e"></span>识<span class="_ _e"></span>机<span class="_ _e"></span>制</div><div class="t m0 xf0 h13 y275 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x155 h18 y274 ff1 fs5 fc0 sc0 lsa ws0">在以比特币为代表</div><div class="t m0 xe9 h18 y276 ff1 fs5 fc0 sc0 ls1 ws0">的<span class="_ _c"></span>区<span class="_ _c"></span>块<span class="_ _e"></span>链<span class="_ _f"></span>中</div><div class="t m0 xec h1c y277 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x185 h18 y278 ff1 fs5 fc0 sc0 ls7 ws0">当节点接收到系统中发生的交易时</div><div class="t m0 xf2 h1c y277 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x187 h18 y278 ff1 fs5 fc0 sc0 ls1 ws0">首</div><div class="t m0 xe9 h18 y279 ff1 fs5 fc0 sc0 ls7 ws0">先验证交易的合法性</div><div class="t m0 x71 h1c y27a ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x10c h18 y27b ff1 fs5 fc0 sc0 ls1 ws0">如<span class="_ _c"></span>是<span class="_ _c"></span>否<span class="_ _e"></span>存<span class="_ _f"></span>在</div><div class="t m0 x1ab h1c y27a ff10 fs5 fc0 sc0 ls1 ws0">“</div><div class="t m0 x164 h18 y27b ff1 fs5 fc0 sc0 ls1 ws0">双<span class="_ _c"></span>花</div><div class="t m0 x1e h1c y27a ff10 fs5 fc0 sc0 ls1 ws0">”</div><div class="t m0 x18c h18 y27b ff1 fs5 fc0 sc0 ls1 ws0">问<span class="_ _c"></span>题<span class="_ _c"></span>等</div><div class="t m0 xf2 h1c y27a ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x187 h18 y27b ff1 fs5 fc0 sc0 ls1 ws0">确</div><div class="t m0 xe9 h18 y27c ff1 fs5 fc0 sc0 ls1 ws0">认<span class="_ _c"></span>不<span class="_ _c"></span>合<span class="_ _e"></span>法<span class="_ _f"></span>的<span class="_ _e"></span>交<span class="_ _f"></span>易<span class="_ _e"></span>被<span class="_ _e"></span>直<span class="_ _e"></span>接<span class="_ _e"></span>抛<span class="_ _e"></span>弃</div><div class="t m0 x131 h1c y27d ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x36 h18 y27c ff1 fs5 fc0 sc0 lsa ws0">而合法交易将广播给</div><div class="t m0 xe9 h18 y27e ff1 fs5 fc0 sc0 lsa ws0">相<span class="_ _1d"></span>邻节<span class="_ _1d"></span>点<span class="_ _1d"></span>同时<span class="_ _1d"></span>存<span class="_ _1b"></span>储在本地的区块中</div><div class="t m0 x8e h13 y27f ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x14f h18 y280 ff1 fs5 fc0 sc0 ls1 ws0">由<span class="_ _e"></span>于<span class="_ _e"></span>系<span class="_ _e"></span>统<span class="_ _e"></span>存<span class="_ _e"></span>在</div><div class="t m0 xe9 h18 y281 ff1 fs5 fc0 sc0 ls1 ws0">网<span class="_ _c"></span>络<span class="_ _c"></span>延<span class="_ _e"></span>迟</div><div class="t m0 xdb h1c y282 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x54 h18 y281 ff1 fs5 fc0 sc0 ls7 ws0">不同节点接收到交易的顺序可能不同</div><div class="t m0 xf2 h1c y282 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x187 h18 y281 ff1 fs5 fc0 sc0 ls1 ws0">而</div><div class="t m0 xe9 h18 y283 ff1 fs5 fc0 sc0 ls1 ws0">且<span class="_ _c"></span>由<span class="_ _c"></span>于<span class="_ _e"></span>交<span class="_ _f"></span>易<span class="_ _e"></span>支<span class="_ _f"></span>付<span class="_ _e"></span>的<span class="_ _e"></span>手<span class="_ _e"></span>续<span class="_ _e"></span>费<span class="_ _e"></span>差<span class="_ _e"></span>异</div><div class="t m0 xf0 h1c y284 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x155 h18 y283 ff1 fs5 fc0 sc0 lsa ws0">不同的节点打包交</div><div class="t m0 xe9 h18 y285 ff1 fs5 fc0 sc0 ls7 ws0">易的顺序可能不同</div><div class="t m0 x8b h13 y286 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x5a h18 y285 ff1 fs5 fc0 sc0 ls1 ws0">因<span class="_ _c"></span>而</div><div class="t m0 xe1 h1c y287 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x5c h18 y285 ff1 fs5 fc0 sc0 ls1 ws0">不<span class="_ _c"></span>同<span class="_ _c"></span>的<span class="_ _e"></span>节<span class="_ _f"></span>点<span class="_ _e"></span>计<span class="_ _f"></span>算<span class="_ _e"></span>的<span class="_ _f"></span>系<span class="_ _c"></span>统<span class="_ _e"></span>当</div><div class="t m0 xe9 h18 y288 ff1 fs5 fc0 sc0 ls1 ws0">前<span class="_ _c"></span>状<span class="_ _c"></span>态<span class="_ _e"></span>的</div><div class="t m0 xdb h1c y289 ff10 fs5 fc0 sc0 ls1 ws0">“</div><div class="t m0 x54 h18 y28a ff1 fs5 fc0 sc0 ls1 ws0">快<span class="_ _c"></span>照</div><div class="t m0 xde h1c y289 ff10 fs5 fc0 sc0 ls1 ws0">”</div><div class="t m0 x4 h18 y28a ff1 fs5 fc0 sc0 ls1 ws0">可<span class="_ _e"></span>能<span class="_ _e"></span>都<span class="_ _e"></span>不<span class="_ _e"></span>一<span class="_ _e"></span>样</div><div class="t m0 xf0 h1c y289 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x155 h18 y28a ff1 fs5 fc0 sc0 lsa ws0">那么如何在分布式</div><div class="t m0 xe9 h18 y28b ff1 fs5 fc0 sc0 lsf ws0">环<span class="_ _1d"></span>境<span class="_ _1d"></span>下<span class="_ _1d"></span>维护一个完整和唯一的账本即形<span class="_ _f"></span>成唯一的</div><div class="t m0 x1ac h1c y28c ff10 fs5 fc0 sc0 ls1 ws0">“</div><div class="t m0 x108 h18 y28d ff1 fs5 fc0 sc0 ls1 ws0">快<span class="_ _c"></span>照</div><div class="t m0 xbe h1c y28c ff10 fs5 fc0 sc0 ls1 ws0">”</div><div class="t m0 x85 h18 y28d ff1 fs5 fc0 sc0 ls1 ws0">呢</div><div class="t m0 xdb h18 y28c ff1 fs5 fc0 sc0 ls1 ws0">?</div><div class="t m0 x54 h18 y28d ff1 fs5 fc0 sc0 ls1 ws0">一<span class="_ _c"></span>个<span class="_ _c"></span>普<span class="_ _e"></span>遍<span class="_ _e"></span>的<span class="_ _e"></span>做<span class="_ _e"></span>法<span class="_ _e"></span>是</div><div class="t m0 x36 h1c y28c ff10 fs5 fc0 sc0 ls1 ws0">:</div><div class="t m0 xf0 h18 y28d ff1 fs5 fc0 sc0 ls1 ws0">根<span class="_ _e"></span>据<span class="_ _e"></span>某<span class="_ _e"></span>种<span class="_ _e"></span>条<span class="_ _e"></span>件</div><div class="t m0 x19c h1c y28c ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x174 h18 y28d ff1 fs5 fc0 sc0 ls1 ws0">在<span class="_ _e"></span>分</div><div class="t m0 x1ac h18 y28e ff1 fs5 fc0 sc0 ls7 ws0">布式网络中挑选一个<span class="_ _f"></span>具<span class="_ _f"></span>有</div><div class="t m0 x1ad h1c y28f ff10 fs5 fc0 sc0 ls1 ws0">“</div><div class="t m0 x8d h18 y28e ff1 fs5 fc0 sc0 ls1 ws0">优<span class="_ _e"></span>先<span class="_ _e"></span>记<span class="_ _e"></span>账<span class="_ _e"></span>权</div><div class="t m0 x5d h1c y28f ff10 fs5 fc0 sc0 ls1 ws0">”</div><div class="t m0 x1a0 h18 y28e ff1 fs5 fc0 sc0 ls1 ws0">的<span class="_ _e"></span>节<span class="_ _e"></span>点</div><div class="t m0 xf2 h1c y28f ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x187 h18 y28e ff1 fs5 fc0 sc0 ls1 ws0">然</div><div class="t m0 x1ac h18 y290 ff1 fs5 fc0 sc0 lsa ws0">后<span class="_ _1d"></span>网络<span class="_ _1d"></span>中<span class="_ _1d"></span>所有<span class="_ _1d"></span>的<span class="_ _1b"></span>节点都与之保持同步即可</div><div class="t m0 xf1 h13 y291 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x5f h18 y290 ff1 fs5 fc0 sc0 ls1 ws0">我<span class="_ _e"></span>们<span class="_ _e"></span>称</div><div class="t m0 x1ac h18 y292 ff1 fs5 fc0 sc0 ls7 ws0">选择具有优先记账权节点的机制为共识机制</div><div class="t m0 x92 h13 y293 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 xbd h18 y294 ff1 fs5 fc0 sc0 ls1 ws0">在<span class="_ _c"></span>比<span class="_ _e"></span>特<span class="_ _e"></span>币<span class="_ _e"></span>系<span class="_ _c"></span>统<span class="_ _e"></span>中</div><div class="t m0 xcf h1c y295 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xdf h18 y294 ff1 fs5 fc0 sc0 ls1 ws0">共<span class="_ _e"></span>识<span class="_ _e"></span>的<span class="_ _c"></span>过<span class="_ _e"></span>程<span class="_ _e"></span>可<span class="_ _e"></span>以<span class="_ _e"></span>划<span class="_ _c"></span>分<span class="_ _e"></span>为</div><div class="t m0 x174 h13 y296 ff2 fs5 fc0 sc0 ls1 ws0">3</div><div class="t m0 x187 h18 y294 ff1 fs5 fc0 sc0 ls1 ws0">个</div><div class="t m0 x1ac h18 y297 ff1 fs5 fc0 sc0 ls1 ws0">阶<span class="_ _c"></span>段</div><div class="t m0 xbd h1c y298 ff10 fs5 fc0 sc0 ls1 ws0">:</div><div class="t m0 x51 h13 y299 ff2 fs5 fc0 sc0 ls1 ws0">1</div><div class="t m0 x85 h1c y298 ff10 fs5 fc0 sc0 ls1 ws0">)</div><div class="t m0 xf6 h18 y297 ff1 fs5 fc0 sc0 lsa ws0">各<span class="_ _1d"></span>个节<span class="_ _1d"></span>点根据协议将接收到的交易打包进</div><div class="t m0 x1ac h18 y29a ff1 fs5 fc0 sc0 ls1 ws0">区<span class="_ _c"></span>块</div><div class="t m0 xbd h1c y29b ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x14c h18 y29a ff1 fs5 fc0 sc0 ls7 ws0">并产生本节点对本地账本当前状态的快照</div><div class="t m0 xf2 h1c y29b ff10 fs5 fc0 sc0 ls1 ws0">;</div><div class="t m0 x1ae h13 y29c ff2 fs5 fc0 sc0 ls1 ws0">2</div><div class="t m0 x186 h1c y29b ff10 fs5 fc0 sc0 ls1 ws0">)</div><div class="t m0 x1ac h18 y101 ff1 fs5 fc0 sc0 ls7 ws0">节点将当前状态的快照信息与其他信息一起填入区</div><div class="t m0 x1ac h18 y29d ff1 fs5 fc0 sc0 ls1 ws0">块<span class="_ _c"></span>头<span class="_ _c"></span>并<span class="_ _1c"> </span>找<span class="_ _1e"> </span>到<span class="_ _1c"> </span>一<span class="_ _1e"> </span>个<span class="_ _1c"> </span>合<span class="_ _1e"> </span>适<span class="_ _1c"> </span>的<span class="_ _1e"> </span>随<span class="_ _1e"> </span>机<span class="_ _1c"> </span>数</div><div class="t m0 x103 h1c y29e ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x11c h18 y29f ff1 fs5 fc0 sc0 ls1 ws0">使<span class="_ _1e"> </span>得<span class="_ _1c"> </span>该<span class="_ _1e"> </span>区<span class="_ _1e"> </span>块<span class="_ _1e"> </span>头<span class="_ _1c"> </span>的</div><div class="t m0 x1ac h13 y2a0 ff2 fs5 fc0 sc0 ls1 ws0">H<span class="_ _b"></span>a<span class="_ _5"></span>s<span class="_ _6"></span>h</div><div class="t m0 x14c h18 y2a1 ff1 fs5 fc0 sc0 lsa ws0">值<span class="_ _1d"></span>小于<span class="_ _1d"></span>某<span class="_ _1d"></span>个给<span class="_ _1d"></span>定的数或者该值的高位有足够</div><div class="t m0 x1ac h18 y2a2 ff1 fs5 fc0 sc0 ls1 ws0">的<span class="_ _c"></span>零</div><div class="t m0 xbd h13 y2a3 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x14c h18 y2a2 ff1 fs5 fc0 sc0 ls1 ws0">由<span class="_ _c"></span>于</div><div class="t m0 x1af h13 y2a3 ff2 fs5 fc0 sc0 ls1 ws0">H<span class="_ _b"></span>a<span class="_ _5"></span>s<span class="_ _6"></span>h</div><div class="t m0 x57 h18 y2a2 ff1 fs5 fc0 sc0 ls1 ws0">运<span class="_ _c"></span>算<span class="_ _c"></span>具<span class="_ _e"></span>有<span class="_ _f"></span>随<span class="_ _e"></span>机<span class="_ _e"></span>性<span class="_ _c"></span>和<span class="_ _e"></span>不<span class="_ _e"></span>可<span class="_ _c"></span>预<span class="_ _e"></span>测<span class="_ _e"></span>性</div><div class="t m0 xf2 h1c y2a4 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x187 h18 y2a2 ff1 fs5 fc0 sc0 ls1 ws0">这</div><div class="t m0 x1ac h18 y2a5 ff1 fs5 fc0 sc0 ls7 ws0">个合适的随机数可能需要<span class="_ _f"></span>重复<span class="_ _f"></span>多次</div><div class="t m0 x1b0 h13 y2a6 ff2 fs5 fc0 sc0 ls1 ws0">H<span class="_ _b"></span>a<span class="_ _5"></span>s<span class="_ _6"></span>h</div><div class="t m0 x173 h18 y2a5 ff1 fs5 fc0 sc0 ls1 ws0">运<span class="_ _e"></span>算<span class="_ _e"></span>才<span class="_ _c"></span>能</div><div class="t m0 x1ac h18 y2a7 ff1 fs5 fc0 sc0 ls1 ws0">找<span class="_ _c"></span>到</div><div class="t m0 xbd h1c y2a8 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x14c h18 y2a9 ff1 fs5 fc0 sc0 ls7 ws0">这一过程就是常说的</div><div class="t m0 x175 h1c y2a8 ff10 fs5 fc0 sc0 ls1 ws0">“</div><div class="t m0 x16a h18 y2a9 ff1 fs5 fc0 sc0 ls1 ws0">挖<span class="_ _c"></span>矿</div><div class="t m0 xac h1c y2a8 ff10 fs5 fc0 sc0 ls1 ws0">”</div><div class="t m0 x1ab h13 y2aa ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x164 h18 y2a9 ff1 fs5 fc0 sc0 ls1 ws0">在<span class="_ _c"></span>填<span class="_ _c"></span>入<span class="_ _e"></span>区<span class="_ _f"></span>块<span class="_ _e"></span>头<span class="_ _f"></span>的</div><div class="t m0 x1ac h18 y2ab ff1 fs5 fc0 sc0 ls1 ws0">各<span class="_ _c"></span>种<span class="_ _c"></span>值<span class="_ _e"></span>中</div><div class="t m0 xdb h1c y2ac ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x54 h18 y2ad ff1 fs5 fc0 sc0 ls1 ws0">有<span class="_ _1c"></span>一<span class="_ _1c"></span>个<span class="_ _1c"></span>重<span class="_ _1c"></span>要<span class="_ _1c"></span>的<span class="_ _1c"></span>值<span class="_ _1c"></span>是<span class="_ _1c"></span>上<span class="_ _1c"></span>一<span class="_ _1c"> </span>个<span class="_ _1c"> </span>区<span class="_ _1c"> </span>块<span class="_ _1c"> </span>的</div><div class="t m0 x192 h13 y2ae ff2 fs5 fc0 sc0 ls1 ws0">H<span class="_ _b"></span>a<span class="_ _5"></span>s<span class="_ _6"></span>h</div><div class="t m0 x1ac h18 y2af ff1 fs5 fc0 sc0 ls1 ws0">值</div><div class="t m0 x116 h1c y2b0 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x84 h18 y2af ff1 fs5 fc0 sc0 ls1 ws0">通<span class="_ _c"></span>过<span class="_ _c"></span>这<span class="_ _1c"></span>个<span class="_ _e"></span>值</div><div class="t m0 xf9 h1c y2b0 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x178 h18 y2af ff1 fs5 fc0 sc0 ls1 ws0">区<span class="_ _e"></span>块<span class="_ _1c"> </span>之<span class="_ _1c"></span>间<span class="_ _e"></span>形<span class="_ _1c"> </span>成<span class="_ _1c"></span>了<span class="_ _1c"></span>一<span class="_ _1c"></span>个</div><div class="t m0 x90 h1c y2b0 ff10 fs5 fc0 sc0 ls1 ws0">“</div><div class="t m0 x190 h18 y2af ff1 fs5 fc0 sc0 ls1 ws0">链</div><div class="t m0 x104 h1c y2b0 ff10 fs5 fc0 sc0 ls1 ws0">”</div><div class="t m0 x156 h18 y2af ff1 fs5 fc0 sc0 ls1 ws0">式<span class="_ _1c"></span>结<span class="_ _1c"></span>构</div><div class="t m0 x1ac h1c y2b1 ff10 fs5 fc0 sc0 ls1 ws0">(</div><div class="t m0 x108 h18 y2b2 ff1 fs5 fc0 sc0 ls1 ws0">如<span class="_ _c"></span>图</div><div class="t m0 x14c h13 y2b3 ff2 fs5 fc0 sc0 ls1 ws0">2</div><div class="t m0 x1a1 h18 y2b2 ff1 fs5 fc0 sc0 ls1 ws0">所<span class="_ _e"></span>示</div><div class="t m0 x55 h1c y2b1 ff10 fs5 fc0 sc0 ls1 ws0">)</div><div class="t m0 xdd h13 y2b3 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x162 h18 y2b2 ff1 fs5 fc0 sc0 ls1 ws0">一<span class="_ _e"></span>个<span class="_ _1c"> </span>节<span class="_ _1c"></span>点<span class="_ _1c"></span>选<span class="_ _1c"></span>择<span class="_ _1c"></span>将<span class="_ _1c"></span>某<span class="_ _1c"></span>个<span class="_ _1c"></span>区<span class="_ _1c"></span>块<span class="_ _1c"></span>的</div><div class="t m0 x192 h13 y2b3 ff2 fs5 fc0 sc0 ls1 ws0">H<span class="_ _b"></span>a<span class="_ _5"></span>s<span class="_ _6"></span>h</div><div class="t m0 x1ac h18 y2b4 ff1 fs5 fc0 sc0 ls1 ws0">值<span class="_ _c"></span>存<span class="_ _c"></span>入<span class="_ _e"></span>当<span class="_ _f"></span>前<span class="_ _e"></span>区<span class="_ _f"></span>块<span class="_ _e"></span>然<span class="_ _e"></span>后<span class="_ _e"></span>去<span class="_ _e"></span>挖<span class="_ _e"></span>矿</div><div class="t m0 x131 h1c y2b5 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x36 h18 y2b4 ff1 fs5 fc0 sc0 lsa ws0">代表着该节点接受了</div><div class="t m0 x1ac h18 y2b6 ff1 fs5 fc0 sc0 lsf ws0">这<span class="_ _1d"></span>个<span class="_ _1d"></span>区<span class="_ _1d"></span>块以及该区块链接的所有之前的<span class="_ _f"></span>区块的交</div><div class="t m0 x1ac h18 y2b7 ff1 fs5 fc0 sc0 ls1 ws0">易</div><div class="t m0 x116 h13 y2b8 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x84 h18 y2b7 ff1 fs5 fc0 sc0 ls1 ws0">当<span class="_ _c"></span>然</div><div class="t m0 xf6 h1c y2b9 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xdb h18 y2b7 ff1 fs5 fc0 sc0 ls7 ws0">每个节点都可以自由地选择从哪个区块开</div><div class="t m0 x1ac h18 y2ba ff1 fs5 fc0 sc0 ls1 ws0">始<span class="_ _c"></span>挖<span class="_ _c"></span>矿</div><div class="t m0 x85 h1c y2bb ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xf6 h18 y2bc ff1 fs5 fc0 sc0 lsa ws0">但<span class="_ _1d"></span>系统<span class="_ _1d"></span>规定节点应该选择接着最长的链去</div><div class="t m0 x1ac h18 y2bd ff1 fs5 fc0 sc0 ls1 ws0">挖</div><div class="t m0 x116 h13 y2be ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x84 h18 y2bd ff1 fs5 fc0 sc0 ls1 ws0">最<span class="_ _c"></span>后</div><div class="t m0 xf6 h1c y2bf ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xdb h18 y2bd ff1 fs5 fc0 sc0 ls7 ws0">最先找到合适的随机数的节点将其对应的</div><div class="t m0 x1ac h18 y2c0 ff1 fs5 fc0 sc0 ls1 ws0">区<span class="_ _c"></span>块<span class="_ _c"></span>广<span class="_ _e"></span>播<span class="_ _f"></span>给<span class="_ _e"></span>网<span class="_ _f"></span>络<span class="_ _e"></span>中<span class="_ _e"></span>相<span class="_ _e"></span>邻<span class="_ _e"></span>的<span class="_ _e"></span>节<span class="_ _e"></span>点</div><div class="t m0 xf0 h1c y2c1 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x155 h18 y2c0 ff1 fs5 fc0 sc0 lsa ws0">每个节点在接收到</div><div class="t m0 x1ac h18 y2c2 ff1 fs5 fc0 sc0 ls1 ws0">最<span class="_ _c"></span>新<span class="_ _c"></span>的<span class="_ _e"></span>块<span class="_ _f"></span>时</div><div class="t m0 xec h1c y2c3 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x185 h18 y2c2 ff1 fs5 fc0 sc0 ls1 ws0">首<span class="_ _c"></span>先<span class="_ _c"></span>验<span class="_ _e"></span>证<span class="_ _f"></span>其<span class="_ _e"></span>合<span class="_ _f"></span>法<span class="_ _c"></span>性</div><div class="t m0 x7 h1c y2c3 ff10 fs5 fc0 sc0 ls1 ws0">(</div><div class="t m0 xac h18 y2c2 ff1 fs5 fc0 sc0 ls1 ws0">如<span class="_ _c"></span>是<span class="_ _c"></span>否<span class="_ _e"></span>从<span class="_ _f"></span>最<span class="_ _e"></span>长<span class="_ _f"></span>的<span class="_ _c"></span>链</div><div class="t m0 x1ac h18 y2c4 ff1 fs5 fc0 sc0 ls1 ws0">开<span class="_ _c"></span>始<span class="_ _c"></span>挖</div><div class="t m0 x85 h1c y2c5 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 xf6 h18 y2c4 ff1 fs5 fc0 sc0 ls1 ws0">区<span class="_ _c"></span>块<span class="_ _1c"></span>头</div><div class="t m0 x3 h13 y2c6 ff2 fs5 fc0 sc0 ls1 ws0">H<span class="_ _b"></span>a<span class="_ _5"></span>s<span class="_ _6"></span>h</div><div class="t m0 x72 h18 y2c4 ff1 fs5 fc0 sc0 ls15 ws0">值是否满足条件等</div><div class="t m0 x13c h1c y2c5 ff10 fs5 fc0 sc0 ls1 ws0">)<span class="_ _6"></span>,</div><div class="t m0 x5f h18 y2c4 ff1 fs5 fc0 sc0 ls1 ws0">在<span class="_ _e"></span>确<span class="_ _1c"> </span>认</div><div class="t m0 x1ac h18 y2c7 ff1 fs5 fc0 sc0 ls1 ws0">合<span class="_ _c"></span>法<span class="_ _c"></span>之<span class="_ _e"></span>后</div><div class="t m0 xdb h1c y264 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x54 h18 y2c7 ff1 fs5 fc0 sc0 ls1 ws0">节<span class="_ _c"></span>点<span class="_ _c"></span>将<span class="_ _e"></span>该<span class="_ _f"></span>区<span class="_ _c"></span>块<span class="_ _e"></span>广<span class="_ _f"></span>播<span class="_ _e"></span>给<span class="_ _f"></span>相<span class="_ _e"></span>邻<span class="_ _f"></span>节<span class="_ _e"></span>点</div><div class="t m0 x18c h1c y264 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x173 h18 y2c7 ff1 fs5 fc0 sc0 ls1 ws0">并<span class="_ _c"></span>以<span class="_ _c"></span>该<span class="_ _e"></span>新</div><div class="t m0 x1ac h18 y2c8 ff1 fs5 fc0 sc0 ls1 ws0">的<span class="_ _c"></span>区<span class="_ _c"></span>块<span class="_ _e"></span>为<span class="_ _f"></span>始</div><div class="t m0 xec h1c y1d4 ff10 fs5 fc0 sc0 ls1 ws0">,</div><div class="t m0 x185 h18 y1d7 ff1 fs5 fc0 sc0 ls1 ws0">构<span class="_ _c"></span>造</div><div class="t m0 x58 h1c y1d4 ff10 fs5 fc0 sc0 ls1 ws0">、</div><div class="t m0 xee h18 y1d7 ff1 fs5 fc0 sc0 lsa ws0">寻找下一个合法区块</div><div class="t m0 x1a0 h13 y1d5 ff2 fs5 fc0 sc0 ls1 ws0">.</div><div class="t m0 x13c h18 y1d7 ff1 fs5 fc0 sc0 ls1 ws0">当<span class="_ _e"></span>这<span class="_ _e"></span>个<span class="_ _e"></span>新</div><div class="t m0 x18e h3 y17f ff2 fs0 fc0 sc0 ls1 ws0">6<span class="_ _1f"></span>5<span class="_ _1f"></span>8<span class="_ _1f"></span>1</div><div class="t m0 x18f h2 y180 ff1 fs0 fc0 sc0 ls6 ws0">计算机研究与发展</div><div class="t m0 x77 h6 y181 ff5 fs0 fc0 sc0 ls1 ws0"> </div><div class="t m0 x190 h3 y182 ff2 fs0 fc0 sc0 ls1 ws0">2<span class="_ _2"></span>0<span class="_ _2"></span>1<span class="_ _2"></span>8</div><div class="t m0 x191 h22 y183 ff10 fs0 fc0 sc0 ls1 ws0">,</div><div class="t m0 x192 h3 y182 ff2 fs0 fc0 sc0 ls1 ws0">5<span class="_ _2"></span>5</div><div class="t m0 x79 h22 y183 ff10 fs0 fc0 sc0 ls1 ws0">(</div><div class="t m0 x193 h3 y182 ff2 fs0 fc0 sc0 ls1 ws0">9</div><div class="t m0 x186 h22 y183 ff10 fs0 fc0 sc0 ls1 ws0">)</div></div><div class="pi" data-data='{"ctm":[1.612022,0.000000,0.000000,1.612022,0.000000,0.000000]}'></div></div>