acoustical reduction factor是什麼意思、英文翻譯及中文解釋
acoustical reduction factor
詞語: acoustical reduction factor
解釋: 隔音系數
詞典: 建築專業英漢詞典
acoustical reduction factor 相關解釋
acoustical reduction factor 〔名詞〕降聲因數
acoustical reduction factor 〔名詞〕聲絕緣因數,聲降因數
隔音系數 〔名詞〕sound insulation coefficient
隔音系數 noise insulator factor
隔音系數 coefficient of sound insulation;sound proof coefficient