document.write("任务书.doc 4.81 KB外文翻译.doc 16.32 KB封面.doc 2.85 KB开题报告.doc 7.65 KB总装配图-A0.dwg 886.71 KB收集箱.dwg 30.22 KB船体-A1.dwg 84.94 KB蜗轮蜗杆减速器-A1.dwg 118.05 KB表格.doc 51.67 KB说明书.doc 513.64 KB");