[KongchangAI]
Unverified85% confidenceCautionTime unknown

电化学式甲醛传感器寿命通常2-3年且需定期校准,长期精度衰减明显,家用低价多合一空气检测仪的甲醛读数普遍偏差较大,只适合趋势参考而非精确定量

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85%
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Long-term
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