Unverified85% confidenceCautionTime unknown
纯负离子发生器无风扇无滤网,对PM2.5、甲醛的去除能力有限,若主诉求是净化空气应选带HEPA滤网的空气净化器(负离子仅作辅助功能),别把负离子机当净化器买
1
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85%
Confidence
Long-term
Relevance
-
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Unverified纯负离子发生器不带HEPA滤网,无法真正过滤PM2.5和去除甲醛,若主要诉求是净化空气/除霾除甲醛,应选带滤网的空气净化器而非纯负离子机96% similarUnverified纯负离子发生器不带滤网,无法过滤PM2.5和甲醛,负离子只是让颗粒物带电吸附到墙面地面(形成'黑墙'现象)。若真实需求是净化空气,应选带HEPA滤网的空气净化器而非负离子发生器93% similarUnverified不建议将负离子发生器作为除甲醛/除PM2.5主力手段,负离子只能使颗粒物沉降(不消除)且对气态污染物无效,有此需求应买带活性炭+HEPA的真正空气净化器92% similarUnverified纯负离子发生器不具备过滤PM2.5和甲醛的能力,仅靠静电让颗粒物沉降到地面/家具,若主诉求是除尘除霾应选带HEPA滤网的空气净化器(负离子仅作辅助功能)92% similarUnverified负离子发生器不等于空气净化器,负离子主要作用是让PM沉降而非过滤,无HEPA滤网的纯负离子机无法真正去除甲醛/PM2.5,装修污染或雾霾需求应买带滤网的净化器91% similar
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