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Inspect all fittings , dynamic, and static seal fits for low pressure external leaks to atmosphere.
检查所有的接件,动态及静态密封物,以便向外放气至降到适合外部大气压(的程度)。
youdao
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Inspect all fittings , dynamic, and static seal fits for low pressure external leaks to atmosphere.
检查所有的接件,动态及静态密封物,以便向外放气至降到适合外部大气压(的程度)。
youdao