The principle points for aeration/ deaeration valve installation of long distance pressured delivery conduit are scientific quantification, differentiated molding, three-point and three-line and discharge control.

  • 长距离有压输水管道排(进)气阀的设置要点为:科学定量、区别造型、三点三线、控制流量。

  • 互联网摘选 2025-01-20 11:37:37

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