[KongchangAI]
Unverified95% confidenceCautionTime unknown

如果目的是'隔音'(阻隔声音传播到隔壁/楼上下),单贴一层9mm聚酯纤维板效果极为有限,它本质是'吸音'(减少室内混响),不能替代隔音方案

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Long-term
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