Applications: prefilter for commercial & industrial ventilation system, with stable performance. Cleanroom MAU system Automotive industry Hotel and office building.

主要应用： 商用及工业用通风空调系统的预过滤器，性能稳定洁净室新风空调系统。 汽车工业酒店和写字楼。

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Design of natural ventilation is an important aspect of industrial construction design.

厂房自然通风设计，是工业建筑设计的一个重要方面。

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Russia Priargunsky Industrial Mining and Chemical Union is introduced. Its production and ventilation and radiation protection conditions are also described.

介绍了俄罗斯近阿尔贡矿山化工联合体的组成，天然铀生产基本情况，铀矿井通风降氡技术及辐射防护状况。

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