air proof 不透气的 ; 气密的 ; 密封 ; 不透空气
Air Proof Packing 不透气包
air-proof [机] 气密的 ; 不透气的 ; 不漏气
air bells proof 密封的 ; 不透气的
mold proof air filter 防霉型空气过滤网
air proof paper 不透气纸
Suggests that more detailed regulations on choice of explosion proof air conditioning equipment and design of air conditioning in dangerous chemicals warehouses be added.
有必要对防爆空调设备的设计选用和化学危险品仓库空调设计作出更详细的规定。
According to relative electrical explosion proof standards, explosion proof air conditioning equipment can be used for those warehouses where adequate ventilation is ensured.
根据相关电气防爆标准,认为防爆空调设备可以在保证通风的前提下在化学危险品仓库中使用。
The application and existing condition of explosion proof air conditioning unit made in China are introduced and comparison of technical economy situations in different schemes is given.
针对国产防爆空调机组的应用及现状作了介绍,并对不同方案的技术经济情况进行了对比。
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