[KongchangAI]
Unverified90% confidenceFactTime unknown

催化燃烧式传感器寿命一般3-5年,半导体式约2-3年,购买时确认传感器可更换或整机到期更换;超期使用的探测器灵敏度大幅衰减,形同虚设

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90%
Confidence
Long-term
Relevance
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