In a gas mask designed to guard against a biological threat, a very fine particulate filter is useful.
预防生物威胁时，优良的微粒过滤器对防毒面具非常有用。
A plurality of such cartridges can then be nested within each other and separated by appropriate exhaust gas flow directing baffles to form a particulate filter assembly.
然后，多个这种滤筒可彼此嵌套并且被合适的排气流引导挡板分开，以形成颗粒过滤器组件。
Pall LG coalescing filter cartridges are designed for critical air or gas service applications where high-efficiency removal of oil or water droplets and particulate solids is required.
颇尔的LG凝聚滤芯是专为关键的空气或气体服务的应用需要高效率去除油或水液滴和固体颗粒。
Filter: n. A porous material through which a liquid or gas is passed in order to separate the fluid from suspended particulate matter.
用于过滤的材料：可通过液体或气体的多孔性物质，以便从悬浮物质中分离液体vi。
Filter: n. A porous material through which a liquid or gas is passed in order to separate the fluid from suspended particulate matter.
用于过滤的材料：可通过液体或气体的多孔性物质，以便从悬浮物质中分离液体vi。
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