[KongchangAI]
Unverified80% confidenceTradeoffTime unknown

面密度越高隔音越好,但重量增加对吊顶施工和结构承重是负担,柔韧性也下降更难铺贴。吊顶隔音优先选2-3mm柔韧型以便贴合与减重,墙面可用更高面密度

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Long-term
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