这个是最基本的，最好从业务设计和行业趋势谈，比较有兴趣~

来源: longchumo 于 2013-04-19 20:59:20 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.