1) sound absorption
吸声
1.
Investigation of the sound absorption performance of multilayer non-homogenous wave-guide;
多层非均匀波导吸声特性研究
2.
Broadband resonance sound absorption and it′s principle for low frequency;
低频宽带共振吸声结构与原理
3.
Study on the properties of air permeability,luster and sound absorption of milling wool fabric by washing;
洗涤缩绒对羊毛织物透气、光泽和吸声性能的影响
2) acoustic absorption
吸声
1.
The noise-deadening property was also analyzed and pointed that it was a new composite material which has much high performance such as excellent noise-deadening and acoustic absorption etc.
选择聚丙烯为纤维原料采用纺丝成网法制成吸声非织造布,以铜、铁粉末为主要隔声材料采用挤出成型工艺制成隔声片材,经化学粘合复合工艺研制出非织造降噪复合材料。
2.
The results show that in the frequency range of 125~1 600 Hz, the acoustic absorption performance improved, but the soundproof property improved at the low frequency and decreased beyond 500 Hz.
测试结果表明,在声频125~1600Hz的范围内,极化后的吸声性能增加,而隔声量在低频增加,在中高频(500Hz以上)降低。
3) sound absorption
吸音,吸声
4) abatvoix,acoustic board,coffer,sound-absorbing panel
吸声板<声>
5) noise reducing splitter
吸声器<声>
6) absorb sound
隔声,吸声
补充资料:吸声
分子式:
CAS号:
性质:声波通过某种介质或射到某介质表面时,声能减少或转换为其他能量的过程称为吸声。表征材料吸声性能的参数是吸声系数(acoustical absorption coefficient),即被材料吸收的声能与入射声能的比值。吸声系数大于0.2的材料称为吸声材料(acoustical absorption materials)。常用的吸声材料有玻璃棉、矿渣棉、卡普隆纤维、棉麻等植物纤维、泡沫微孔吸声砖等。
CAS号:
性质:声波通过某种介质或射到某介质表面时,声能减少或转换为其他能量的过程称为吸声。表征材料吸声性能的参数是吸声系数(acoustical absorption coefficient),即被材料吸收的声能与入射声能的比值。吸声系数大于0.2的材料称为吸声材料(acoustical absorption materials)。常用的吸声材料有玻璃棉、矿渣棉、卡普隆纤维、棉麻等植物纤维、泡沫微孔吸声砖等。
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参考词条