[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

量程选择:家用监测选0-5000ppm量程即可覆盖所有健康预警场景(户外400、良好<800、需通风>1000、明显不适>2000);量程标称到10000ppm或以上的多为工业/温室场景,家用反而牺牲低浓度段精度。

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85%
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Long-term
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