one way pressure-reducing valve

基本解釋

• [交通運(yùn)輸工程]單向減壓閥

英漢例句

雙語例句

• The utility model is mainly composed of a wash basin, a box body, a sewage pressure device, a one-way valve, a pressure reducing valve, a water tap, etc.
  其主要由洗面盆，箱體，污水加壓裝置，單向閥，減壓閥，水龍頭等組成。
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專業(yè)釋義

交通運(yùn)輸工程

• 單向減壓閥