Unverified75% confidenceDecision RuleTime unknown
带透明/可视外壳的过滤器便于观察滤材变色和杂质积累，可直观判断更换时机；不透明外壳需靠日期或水量估算，容易延误更换导致滤材饱和后失去过滤作用甚至滋生细菌
1
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75%
Confidence
Long-term
Relevance
-
First Seen
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