fresh air filter
... 纸质空气过滤器 paper air filter 新鲜空气过滤器 fresh air filter 车厢空气过滤器 cab air filter ...
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定期清除室内的粉尘及微生物，清理卫生时最好用湿布或湿拖把，对空气过滤器进行消毒处理，合理调节风量，更换新鲜空气。
Periodically remove the indoor dust and bacteria, and clean up with damp cloth or wet mop, disinfect the air filter processing, reasonable regulation of the air quantity, replacement of fresh air.
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