[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

低空排放净化器净化效率需≥98%(因排放口低直接接触人群),高空排放(楼顶)可放宽至90%,选型时应先明确排放高度再定效率等级

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85%
Confidence
Long-term
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