短語(yǔ)詞組短語(yǔ)acoustic c insulation 隔音acoustic insulation properties 聲學(xué)性質(zhì)low acoustic insulation 低隔音acoustic insulation board 隔聲板acoustic absorption thermal insulation 吸音隔熱Acoustic insulation between dwellings 住宅隔聲acoustic insulation mass 隔聲量acoustic insulation material 隔音材料 返回 acoustic insulation