Fri, 05 Jan 2007 02:47:00 GMTASP.NET/C#/PB学习专栏http://blog.csdn.net/gx302soft/http://blog.csdn.net/GX302Soft/archive/2007/01/05/1474349.aspxhttp://blog.csdn.net/gx302soft/comments/1474349.aspx0http://blog.csdn.net/gx302soft/comments/commentRss/1474349.aspxhttp://tb.blog.csdn.net/TrackBack.aspx?PostId=1474349浅谈“三层结构”原理与用意<img src ="http://blog.csdn.net/gx302soft/aggbug/1474349.aspx" width = "1" height = "1" />Fri, 05 Jan 2007 10:47:00 +0800寒夜听雨（Gary）http://blog.csdn.net/GX302Soft/archive/2007/01/05/1474349.aspx#Feedbackhttp://blog.csdn.net/GX302Soft/archive/2007/01/05/1474349.aspx寒夜听雨（Gary）http://blog.csdn.net/GX302Soft/archive/2007/01/05/1474349.aspxhttp://blog.csdn.net/GX302Soft/rss.aspxcsdn.net/GX302Soft/~1296799/206271523/1299724