| 摘要 |
The invention provides a filter for separating very small particles or organisms from the air or gas in which they are carried, comprising a filter mechanism and a duct, chamber or pipe to contain and transport the air or gas and to house the filter mechanism; the filter mechanism comprising: a particle charging means, a means to introduce charged or uncharged atomized droplets of liquids or reagents into the air or gas after the particle charging stage, and a capture means for collecting the atomized droplets and/or very small particles or organisms.
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