The assembling, actuating, water-tight test of pump-turbine globe valve and its quality control are introduced.

介绍了抽水蓄能水轮机球阀装配、动作及密封漏水试验工艺性与质量控制。

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The commonly used hydraulic seal test and air-tight test for the closed plastic container need to drill a hole on the container body. After test, the container is wasted.

闭口塑料容器一直采用桶身钻孔进行液压和气密试验，浪费较大。

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It s crucial to test all users functionality thoroughly, no matter how tight the schedule is for implementation.

彻底测试所有用户的功能性是至关重要的，无论实现的日程安排有多紧。

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After another tight day of Test cricket the stage is set for this battle to continue.

BBC: Justin Langer column

James and Mitchell have already experienced Test rugby at tight-head as replacements for British and Irish Lion Jones.

BBC: Wales boss Gatland eyes stand-ins for Adam Jones

Vickery replaced Jones at tight-head for the third Test in Johannesburg as Welshman Jones suffered a shoulder injury in Pretoria after being taken out by Bakkies Botha.

BBC: Wales prop Adam Jones ready for front-row battle