The common areas and ground floor are all very well natural ventilated.
一般区域和一楼都是自然通风。
The weakness of this kind of raincoat is that the well ventilated is worse, perspires future reunion very suffered.
这种雨衣的缺点是透气性较差，出汗后会很难受。
Its reduce the heat to change the well ventilated result in spirit, can very effectively of the solution 95-99% factory premises heat is sultry, dirty problem in air.
其降温换气通风效果，可非常有效的解决95 - 99%厂房高温闷热，空气污浊的问题。
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