Analysis of the focus in the main safety valve failure and hydraulic pump.

分析故障重点在主安全阀和液压水泵。

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Valve failure is mainly due to the design, manufacture, selection or improper use.

安全阀故障的主要原因是设计、制造、选择或使用不当造成的。

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The cause and mechanism of valve failure are analyzed, and the method of tumbling chamfer is studied to improve service life of the valves.

综合分析了阀片的失效原因、机理，并进行了对阀片边缘实施滚磨倒角来提高其疲劳寿命的实验研究。

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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

She gets verbose when asked about corporate culture at Valve, about how she's never worked at a company where risk and failure are so acceptable -- even encouraged.

ENGADGET: Valve's first hardware beta starting by next year, wearable computing still far off