document.write("A2支架.dwg 49.06 KBA2滚筒.dwg 38.72 KBA2端盖.dwg 43.24 KB中期检查报告.doc 6.43 KB开题报告.doc 7.88 KB总装配图.dwg 414.11 KB滚筒组件图.dwg 195.24 KB矿用绞车总体设计(三).doc 317.46 KB英语翻译.doc 13.60 KB");