[KongchangAI]
Unverified88% confidenceDecision RuleTime unknown

背腔(板材与墙面之间的空气层)深度直接影响吸音频段,空腔越深对中低频吸收越好;贴墙安装几乎只能吸高频,需预留至少50mm以上空腔才能兼顾中频

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88%
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Long-term
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