常見例句雙語例句Centrifugal glass cotton belongs to the porous sound-absorbing material, have good sound-absorbing performance.離心玻璃棉屬於多孔吸聲材料，具有良好的吸聲性能。The buffering and sound-absorbing member attenuates entered sound waves by the squares (22) and absorbs sounds by the porous material (4).該緩沖吸音部件通過該分格（22）使侵入的音波衰減，竝通過該多孔質(zhì)材（4）進(jìn)行吸音。ip.com 返回 porous sound-absorbing material