valve cap

 
       
  • 閥蓋

valve cap的用法和樣例:

例句

  1. Screw the cover onto the valve body.
    將閥蓋旋在閥體上。
  2. All valves have two purges in the valve chest or upper bonnet area.
    所有閥門在閥腔或上部閥蓋區域都有兩個凈化清洗裝置。
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