It is very important for taking all and exactly production test data of testing open-shut in time logically.

合理的测试开关井时间对取全取准试油资料至关重要。

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Starting with forecasting the fundamental parameter demanding in testing open-shut in time, the paper has introduced design step and concrete process of the design shown through example.

本文从测试开关井时间设计所需基本参数预测入手，介绍了设计步骤，并通过实例展示设计的具体过程。

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The supply of oil can be shut off unexpectedly at any time, and in any case, the oil wells will all run dry in thrty years or so at the present rate of use.

石油供应可能会随时意外中断；不管怎样，以目前这种消费速度，只需30年左右，所有的油井都会枯竭。

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They really,I think, represented us very well." Among the American highlights - alpine skier Bode Miller, a two-time overall World Cup champion, ended the frustration of being shut out in the last Olympics by winning a set of medals, a gold,silver and bronze.

VOA: standard.2010.03.01

In the midst of the mayhem, they must also shut down an unexpected threat in the nick of time - prevent five tons of weapons-grade plutonium from falling into the wrong hands.

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Besides, after watching him shut out the Devils for the second time in the series, the home fans were in no mood to be gracious at the end of the Eastern Conference finals' third game.

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Another hadn't yet started seeing himself shooting a man in the head, and then seeing the little girl who had just watched him shoot the man in the head, every time he shut his eyes.

NPR: Excerpt: 'The Good Soldiers'