您要查找的是不是:
- acoustic absorption rubber 声吸收橡胶
- A unit of acoustic absorption equivalent to the absorption by one square foot of a surface that absorbs all incident sound. 赛(宾):吸声计算单位,等于一平方英寸的表面所吸收的全部外来声音的吸收量
- Adopt the classics acoustic absorption theory that Rayleigh founds, establishing acoustic absorption theory model by the orderliness that the change sound impedance. 采用瑞利创立的经典吸声理论,通过声阻抗率的变化规律建立圆管吸声理论模型。
- 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。
- Based on the viscosity acoustic absorption theory, Rock material is natural low-pass filter of acoustical wave. 摘要声波在岩石材料中传播时会发生差异衰减现象。
- Acoustic absorption coefficient of wood 木材吸音系数
- acoustic absorption characteristics 吸声特性
- underwater acoustic absorption materials 水声吸声材料
- Study on Engineering Design of Shock Absorption Rubber 减振橡胶设计方法的研究
- porous acoustic absorption material 多孔性声吸收材料
- Even the best quality rubber will perish with age. 就是最佳质量的橡胶也会因老化而腐烂。
- The results showed that with increasing the PMN content, the piezoelectric constant, dielectric constant and acoustic absorptivity of the composite increase. 结果表明,随着压电陶瓷体积用量的增加,材料的压电常数、介电常数和吸声系数均增大。
- Rubber has more resilience than wood. 橡胶有比木头更大的弹性。
- THE ACOUSTIC ABSORPTION IN LAYERED POLYMER MATERIALS 分层高分子介质中的声吸收
- Rubber boots are impervious to water. 橡胶鞋是防水的。
- I have not a good hand the whole rubber. 整个一盘牌中我就没有拿到过一手好牌。
- She used a rubber band to tie her hair. 她用一根橡皮筋扎头发。
- We imported raw rubber from Malaysia. 我们从马来西亚进口生胶。
- Rubber is the country's principal export. 橡胶制品是该国主要的出口产品。
- Oil and grease will rot the rubber of your tyres. 油污能腐蚀轮胎橡胶。