[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

滤毒盒有失效阈值:闻到异味、呼吸阻力明显增大、或达到穿透时间即需更换。有机气体滤盒开封后即使不用,吸附有机物也会逐渐饱和,开封超1个月应更换

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90%
Confidence
Long-term
Relevance
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get_claim(id=374274)