CATIA V5R20 qu mian she ji jiao cheng/ CATIA V5R20 qu mian she ji jiao cheng / UG NX 8.5 qu mian she ji jiao cheng / UG NX 6.0 ban jin she ji jiao cheng/ Man hua she ji jiao cheng/ Protel 2004 dian lu she ji jiao cheng/ Dong hua she ji jiao cheng/ Visual C# 2005 cheng xu she ji jiao cheng/ FrontPage 2003 wang ye she ji jiao cheng/ CATIA V5R20 qu mian she ji shi li jing jie/