英语词汇sound proof coefficient是什么意思，sound proof coefficient的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	sound proof coefficient
释义	sound proof coefficient　隔声系数
随便看	archival archival archival film archival manual archival master archival memory archival standard archival storage archival storage format archive archive archive archive archive attibute archive attribute archive file archive hierarchy Archive site archive site archived archived archived archived file archives archives

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