找回密码
 立即注册
充气管塞
采用橡胶气囊封堵管道的工具。
来源:《城镇排水管渠与泵站运行、维护及安全技术规程 CJJ68-2016》

Archiver|手机版|小黑屋|牛马Next ( 苏ICP备17047105号-6 )

GMT+8, 2025-6-7 02:17 , Processed in 0.045255 second(s), 9 queries .

Powered by Discuz! X3.5

© 2001-2025 Discuz! Team.

返回顶部