document.write("封面.doc 4.68 KB<br />装配图.dwg 175.18 KB<br />设计说明书.doc 151.68 KB<br />零件1.dwg 52.98 KB<br />零件2.dwg 61.58 KB<br />零件3.dwg 71.94 KB<br />任务书.doc 8.44 KB<br />");