楼上忒强收藏了
http://www.baidu.com/s?ie=gb2312&bs=autocad+2006%D6%D0%CE%C4%B0%E6&sr=&z=&cl=3&f=8&wd=AutoCAD+2006%D6%D0%CE%C4%B0%E6&ct=0你自己挑吧~~~~~