基本解釋放汽閥英漢例句雙語(yǔ)例句A valve that was supposed to be open, to allow the heat and steam to escape, was closed.一個(gè)本應(yīng)打開(kāi)的閥門(mén)被關(guān)上了，這個(gè)閥門(mén)控制著熱量和蒸汽的瀉出。The engineer opened the safety valve to allow the steam to escape and so reduce the pressure.手輪、手柄和扳手傳動(dòng)以及安全閥、減壓閥、疏水閥省略本代號(hào)。steam escape valve更多例句