flap-type valve

 
       
  • 瓣型閥門

flap-type valve的用法和樣例:

例句

  1. A needle valve with a threaded spindle is unscrewed to open a passage for the liquid to escape to the reservoir from the cylinder when the jack is required to be lowered.
    當千斤頂需要下降時,一個帶錠子的針型閥門被放鬆來使液體通過圓筒流回儲備液箱。

flap-type valve的相關資料:

臨近單詞

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