[KongchangAI]
Unverified82% confidenceFactTime unknown

电化学传感器有寿命,通常2-3年后灵敏度衰减需更换或整机报废;同时存在零点漂移,长期不用后开机应先在户外新鲜空气中自校准(归零)再进屋检测,否则底噪偏高

1
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82%
Confidence
Long-term
Relevance
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