[KongchangAI]
Unverified85% confidenceFactTime unknown

烟感电离/光电探测腔的传感器寿命一般为10年,超期后灵敏度衰减需整机更换而非仅换电池;购买时注意查看生产日期,临期库存产品实际可用年限已缩短

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85%
Confidence
Long-term
Relevance
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