[KongchangAI]
Unverified75% confidenceDecision RuleTime unknown

支持零点校准(在洁净空气或户外手动归零)的机型显著优于宣称免校准的产品;电化学传感器会漂移,能自校准是数值可信的前提,购买时确认说明书是否提供校准方法

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75%
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Long-term
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get_claim(id=480476)