Furthermore, based on the author's maintenance experience for years, a standard for testing and checking in many respects is concluded. This is very useful for instructions.

同时，本文还结合作者多年的维护经验，整理归纳出多方面测试及验收标准，具有指导作用。

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Through testing and checking, it is necessary to promote and apply to technical characteristics update and reform of mine equipments, while yielding good safety returns and economic returns.

经检验测试，其安全效益和经济效益显著，在煤矿设备技术性能更新改造中有巨大的推广应用价值。

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I learned more from the 20 minutes of watching than I would have learned checking over the guide and testing the instructions for 3 days myself.

在20分钟的观察里，我学到的东西比我自己在3天里的还要多。在这3天里，我自己一遍一遍的检查和测试写好的操作指南。

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At that stage Dr Pusztai's research simply looked like a proof of principle checking that the techniques for transplanting and testing lectin genes worked, prior to exploring other, less harmful lectins as built-in insecticides for crops.

ECONOMIST: Potato-heads

Like they did more than half a century ago, our professional inspectors travel the world, checking in to hotels, dining at restaurants and testing treatments at spas to evaluate more than 500 service and facility standards to objectively score each property.

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