[KongchangAI]
Unverified82% confidenceDecision RuleTime unknown

电化学甲醛传感器有寿命限制(通常2-3年),且存在信号漂移,需支持零点校准(通电放置洁净环境自动归零)的机型才能长期使用;无校准功能的机型两年后读数普遍偏移

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Long-term
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