The surge pressure of overflow well shut-in impacts whether well can be shut down and the choice of well shut-in modes.

溢流关井的水击压力关系到能否关井，以及关井方式的选择。

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However, the water hammer pressure produced upon well shut-in will possibly exert over-high pressure on BOP, and the weak points in the well are subject to being fractured.

高含硫地质环境下钻井溢流发生时，及时关井非常重要，但关井产生的水击压力，可能使防喷器超压，而且易在井内最薄弱的环节发生压漏地层事故。

youdao

"Well," said the grandmother, "we will shut the door, that he may not come in."

“那么，”奶奶说，“我们把门关上，不让他进来。”

youdao

"The sub-sea well has been shut in, and the flow line is being de-pressurised, " he added.

BBC: Shell fights spill near North Sea oil platform

It found a good supply of medium-grade crude but had to shut in the well for lack of a pipeline to get the oil to market.

FORBES: OutFront

It may be necessary to partially shut down the government in order to secure the long-term fiscal well being of our country, rather than plod along the path of Greece, Italy and Spain.

FORBES: Our Politics Has Become A Series Of Insane Stunts