说明：  1、编程并绘制温度6000K的普朗克曲线、瑞利-金斯曲线和维恩曲线，分析其异同点，能得出什么结论？
(1, programming and draw temperature 6000K Planck curve, Rayleigh- Wayne Hopkins curve and the curve analyzed similarities and differences, what conclusions can be drawn?)