说明：  Qt_4.8.4源码编译，主要是为了防止各个操作系统的位数与vs版本不同而设置，源码统计过程测试通过。2013.4.23 0：57
(Writing a detailed upload features, including content description (at least 20 words). Try not to let the owners have spent time on the revised instructions you. Not have a password when extracting compressed package)