Seal leakage test on the inlet valve under a hydrostatic pressure equal to maximum static head. The leakage shall not exceed the amount guaranteed by the Contractor.

对入口阀在最大静水压力下的密封泄漏试验。泄漏量不得超过承包商所保证的量。

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Seal the blind plate and check carefully whether the pipeline is correctly connected and block phenomenon in the pipe before pressure test.

试压前要先封好盲板，认真检查管路是否连接正确，有无管内堵死现象。

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The air leak tester of AL-1000A belongs to differential pressure type. It is a high precision detecting transducers. It is much economical and widely applied to seal test of product parts.

1000A系列检漏仪采用差压法检测原理，是一款高精度的检测仪器，广泛应用于多种产品的密封性检测。

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Most of the technical issues covered in the report, such as the failure of a crucial cement seal and the misinterpretation of a key pressure test, have been raised by other investigations.

WSJ: Gulf Disaster Tied to BP's Lack of 'Operating Discipline'