[KongchangAI]
Unverified88% confidenceDecision RuleTime unknown

浮筑地面的隔音效果高度依赖'完全浮筑'——若配筋混凝土面层与墙体、管道存在任何刚性接触(声桥),隔音量会骤降5-15dB。边缘必须用弹性隔离条断开,穿透管道必须做柔性套管

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88%
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Long-term
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