查询 http://www.cnblogs.com/garfield211/p/6269953.html
http://www.cnblogs.com/Elijah/archive/2012/01/04/2311468.html
http://www.cnblogs.com/lyj/archive/2008/01/28/1056133.html
http://www.cnblogs.com/bomo/p/3331602.html
mvc+linq http://www.itnose.net/detail/6158913.html
