steam escape valve
常见例句
- A valve that was supposed to be open, to allow the heat and steam to escape, was closed.
一個本應打開的閥門被關上了，這個閥門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、手柄和扳手傳動以及安全閥、減壓閥、疏水閥省略本代號。 返回 steam escape valve