[KongchangAI]
Unverified90% confidenceFactTime unknown

GB3096规定的1类声环境功能区(居住区)标准限值为昼间55dB、夜间45dB,这是投诉噪音是否超标的核心判据,检测仪测得数据须对照此标准才有意义

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Long-term
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