spill valve

常见例句

双语例句

• 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吨重的阀门可以可以关上，油流就可以停止，那么溢油很快就可以停下来。

权威例句

• 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
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