基本解釋[交通運(yùn)輸工程]單向減壓閥英漢例句雙語(yǔ)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。ip.comone way pressure-reducing valve更多例句專業(yè)釋義交通運(yùn)輸工程單向減壓閥