[KongchangAI]
Unverified80% confidenceFactTime unknown

半导体传感器寿命通常2-3年、电化学传感器2-5年后需更换或整机报废,读数会随老化漂移。购买时确认是否支持传感器校准或更换,长期使用旧机数据不可信

1
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80%
Confidence
Long-term
Relevance
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