document.write("夹具装配图.DWG 101.94 KB机械加工工序卡片.doc 12.02 KB机械加工工艺过程卡片.doc 16.38 KB毛坯图.DWG 28.15 KB设计说明书.doc 368.48 KB零件图.DWG 43.09 KB夹具体.DWG 66.90 KB");