【MeiWei_81 重点借鉴文档】
【MeiWei_81 重点借鉴文档】
目录
一、 编制依据········································································2
二、工程概况· ·······································································2
三、施工准备· ·······································································3
四、放线洞、泵管洞封堵操作工艺· ·····················································3
五、工字钢预留洞封堵操作工艺· ························