main drain pipe的意思|示意
主排泄管
main drain pipe的网络常见释义
主排泄管 ... 金属排泄管 Drain pipes of metal 排泄管排泄沟 drainway 主排泄管 main drain pipe ...
main drain pipe相关短语
1、 main drain feed pipe 主供风管
main drain pipe相关例句
Waste draining pipe, offlet or drain pipe should be connected to the main pipe; each pipe should connect two valves with the most possible short valve-to-valve pipe length.
排污管、放水管或疏水管应分别连接到各自的总管上，每管均应串接两个阀门，两阀门间的管段应尽量缩短。
The invention provides a drain pipe comprising a main pipe, wherein installing parts are arranged at both ends of the main pipe and a spiral rib is arranged on the pipe wall of the main pipe.
本发明提供一种排水管。所述排水管包括一个主管，所述主管两端设有安装部，所述主管的管壁上设有螺旋筋。