标签:style http color os width io
<?xml version="1.0" encoding="utf-8"?>注意三角函数中的参数用的是弧度
参考:诱导公式:http://baike.baidu.com/link?url=Mj5x_Iw1P5_XgOXxaoRwV_ef7aGSILvom9ayUNBGvArD2leawaqomFydRY-ynls8
标签:style http color os width io
原文地址:http://blog.csdn.net/yuqixiansheng/article/details/24725849