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Performance of N95 elastomeric respirators in high humidity and high coal dust concentration environ
High humidity and high dust concentration in deep coal mines may severely challenge the performance of respirators worn ......
In current years fine particulate matter strained consideration because of its detrimental threat to general health,envi......
过滤精度是指过滤元件对不同尺寸颗粒污染物的滤除能力。单次通过和多次通过试验是评定过滤元件重要参数——过滤精度的主要方法。......
