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问题:

[名词解释] 低频噪声low-frequency noise

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[名词解释] 中频噪声mid-frequency noise

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[名词解释] 高频噪声high-frequency noise

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[名词解释] 空气动力噪声aerodynamic noise

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[名词解释] 再生噪声regenerative noise

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[名词解释] 吸声sound absorption

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[名词解释] 噪声自然衰减量natural attenuation quantity of noise

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[名词解释] 房间吸声量room absorption

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[名词解释] 消声sound attenuation;moise reduction sound deadening

问题:

[名词解释] 消声量sound deadening capacity