Unverified80% confidenceFactTime unknown
预过滤网可水洗、HEPA滤网独立可换的分层滤网结构比一体式复合滤网更经济,前者延长HEPA寿命,避免因预滤脏污而整体更换
1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen
Sources
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