[KongchangAI]
Unverified86% confidenceFactTime unknown

传感器有寿命:半导体气敏传感器寿命约3-5年,电化学传感器约2-3年,到期后灵敏度下降需整机更换。选购看是否标注传感器类型及使用寿命,优先带到期提醒功能的机型

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86%
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Long-term
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