发布时间:2025-01-31 12:55:18
1、将套管和管道之间先打入油麻,然后用干硬灰(潮湿状纯水泥)捻口。
管道在套管中有2厘米的缝隙,能满足捻口需要。
2、消防水池套管缝隙封闭,找国标02S404上面有刚性防水套管和柔性防水套管的密封做 法。
3、消防水池可采用刚性防水套管,同时水泵吸水管、出水管上设置橡胶软接头,水泵机组之基础设置隔振措施,是可以满足密封要求的。
我想换一副近视眼镜镜架和镜片可以分开买吗怎么验光买后怎么安装呢
2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18 2025-01-31 12:55:18