spill valve
常见例句
- If the 450-ton valve at the wellhead can be turned on, the oil flow should stop, and the spill could be ended quickly.
如果井口450噸重的閥門可以可以關上，油流就可以停止，那麽溢油很快就可以停下來。 - That included Exxon employees' failure to close an upstream safety valve, which could have significantly reduced the size of the spill after it was first detected.
NPR: APNewsBreak: $1.7M Penalty Proposed In Exxon Spill 返回 spill valve