[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

新风量选型按房屋实际使用面积×层高×每小时换气次数计算,居家推荐0.7-1次/小时,即100㎡×2.7m×0.8≈216m³/h,选型时机器额定风量应比理论值高20%以覆盖管道衰减

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