[KongchangAI]
Unverified75% confidenceFactTime unknown

报警器和联动阀有效期约5-8年(气敏传感器会老化衰减),需认准产品标注的使用寿命并到期整体更换,仅换电池无法恢复失效传感器的探测精度

1
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75%
Confidence
Long-term
Relevance
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