[KongchangAI]
Unverified82% confidenceFactTime unknown

电化学甲醛传感器寿命通常2-3年,之后灵敏度衰减需更换或送校准;半导体传感器可用5年以上但精度本就有限,长期使用应关注是否支持自动基线校准(ABC)

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82%
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Long-term
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