进行地层破裂(渗漏)试验。
Shell says that it shut off the well as soon as it detected the leak.
壳牌公司表示只要一侦测到泄漏就会立即关闭油井。
No leak of the water solution and gelled material due to falling off and shaking.
干燥剂不会因脱落和振动等原因泄漏水溶液或胶状物。
You must shut the gas supply off if there's a leak.
煤气泄漏时，必须把截门关上。
Fortunately we were able to shut off a valve ahead of the leak and the pilot got us home safely.
幸运的是，我们关闭了泄露油箱的阀门，飞行员把飞机安全飞回。
We have cut off (shut off) No. 4 engine, due to a fuel line leak.
已关掉第四号发动机，因油管漏油。
We have cut off (shut off) No. 4 engine, due to a fuel line leak.
已关掉第四号发动机，因油管漏油。
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