[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

窗帘的隔音主要靠克重和悬垂厚度:克重≥350g/㎡的厚绒布可降噪约5-8分贝,仅对高频噪音有效;对交通低频噪音几乎无用,隔音需靠双层玻璃而非窗帘

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