[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

卧室使用的新风机夜间低档噪音应≤30dB,选型时看'最低档噪音'而非'最高档',因为夜间通常开静音档;标称噪音多为无管道实验室数据,实装会更高

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