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A method to ascertain airtightness of regulable refrigeratory, airtightness material selection and a way to made air retaining wall were discussed in this paper.

论述密性的确定方法,密材料的选择密层的做法,介绍用正压法检测密性的具体操作过程,并给出国内外的不同密性标准

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end-equipment, Enderby Land, endergonic, endermic, Enders, endexine, end-fatigue, end-fed, end-feet, end-flake,

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3G, 401(K), a,

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Even though python's standard library is comprehensive and has so many modules for common tasks, it's not complete by any means.

尽管 python 标准,并且有用于常见模块,但它无论如何都不完整。

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endive, endives, end-journal, endlap, endleaf, endless, endlessly, endless-ringlock, endlong, end-loss,

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3G, 401(K), a,
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