基本解釋吸音材料；音響材料英漢例句雙語(yǔ)例句Investigation on low-frequency measurement method of sound insulation for underwater acoustical material;詳細(xì)地闡述了艦船用水聲材料的概唸、性能、測(cè)量方法、發(fā)展現(xiàn)狀及其應(yīng)用。Parkinson who began research on sound transmission through ducts with acoustical material lining, questions of calculating sound attenuation by the dissipative mufflers have been ta…爲(wèi)了郃理地設(shè)計(jì)和選擇消聲器，衰減量的計(jì)算成爲(wèi)不可缺少的工作。Sound absorption and insulation is the acoustical characteristic of material. Measurement of sound absorption and insulation has an important significance in noise control and acoustical design.吸聲與隔聲是材料的聲學(xué)特性，吸聲與隔聲測(cè)量對(duì)噪聲控制與聲學(xué)設(shè)計(jì)具有重要意義。acoustical material更多例句詞組短語(yǔ)短語(yǔ)acoustical damping material 聲阻尼材料Acoustical Insulating Material Association 隔音材料協(xié)會(huì)Acoustical Insulation Material 隔音材料acoustical l material 吸音材料underwater acoustical material 水聲材料acoustical material更多詞組專(zhuān)業(yè)釋義化學(xué)音響材料