词语acoustical reduction factor
解释隔音系数
词性名词
acoustical reduction factor〔名词〕声绝缘因数,声降因数详细»
acoustical reduction factor〔名词〕降声因数详细»
隔音系数coefficient of sound insulation;sound proof coefficient详细»
隔音系数〔名词〕sound insulation coefficient详细»
隔音系数noise insulator factor详细»