[KongchangAI]
Unverified85% confidenceCautionTime unknown

对低频噪音(如低音炮、楼板撞击声)的隔绝效果有限,隔音毡+石膏板系统主要对中高频人声和日常生活噪音有较好的隔声表现,低频问题需配合弹性减振结构才能改善

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