Unverified85% confidenceDecision RuleTime unknown
对过敏人群,滤网等级比吸力大小更关键:需选H11级以上HEPA且带密封结构,否则吸进的螨虫过敏原(0.3微米以下颗粒)会从缝隙重新排回空气,反而加重过敏;无密封设计的机型即使标称HEPA也会漏灰
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85%
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Long-term
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Unverified过敏人群应选HEPA H12级以上封闭式过滤系统,否则吸入的螨虫尸体和排泄物会从出风口二次排出反而加重过敏,密封性比HEPA等级标称更重要93% similarUnverified过敏体质人群应选配备HEPA滤网(H11级以上)且带尘气分离/多重过滤的机型,避免吸入的微尘和过敏原从出风口二次逸出,普通海绵滤网无法拦截0.3微米级螨虫排泄物颗粒92% similarUnverified过敏人群必须选配真正HEPA滤网(H11及以上,H13更佳)且整机气密性好的机型,否则吸进去的螨虫尸体和过敏原会从缝隙重新排入空气,反而加重过敏92% similarUnverified螨虫及其排泄物颗粒极小(10-40微米),滤网必须为HEPA H11级以上(H12/H13更佳),否则吸入的过敏原会从出风口重新排回空气中,反而加重过敏91% similarUnverified过滤系统必须为HEPA(至少H11级)以上,因为螨虫过敏原主要来自螨虫排泄物和尸体碎屑(直径可达10微米以下),普通海绵滤网会让细小过敏原重新排回空气造成二次污染91% similar
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