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1·High density foam core provides insulation and sound attenuation;

高密度海绵内芯有效隔热和隔音；

2·A brief review is given in this paper for sound attenuation in turbid water.

对混浊水声衰减作了简要的综述。

3·The results show that sound velocity and sound attenuation is correlated with types of sediment.

结果表明：实验室和现场所得的沉积物声速、声衰减与沉积物的类型密切相关。

4·It also presents better performance than single aluminum panel in sound attenuation capability and thermal performance.

与铝单板相比具有良好的隔声、保温性能。

5·The paper study the problem by constructing theoretical model of diffracted sound attenuation of limited length barrier.

通过建立有限长声屏障的绕射声衰减的理论模型，进行了这方面的探讨。

6·It is shown by the numerical solutions that the face-to-face circumferential distribution has optimum sound attenuation.

计算结果表明，面对面的周向布置声衰减效果最好。

7·Objective To observe the sound attenuation effect of several kinds of hearing protectors (earplugs and earmuffs) in an infrasound generator sound field.

目的观察几种护耳器（耳塞、耳罩）对次声发生器次声场的隔声效果。

8·Based on the principle of sound attenuation to measure the sediment concentration of suspensions, the attenuation value of sound pressure must be detected.

基于声衰减原理进行水体含沙量测量的方法，需要测量声压的衰减值。

9·Perkins does work on sound attenuation materials, for example, laminate materials are evaluated for their ability to reduce resonance of components such as front end covers.

帕金斯不健全的工作衰减材料，例如，复合材料的评价能力，以减少共振的部件，如前端覆盖。

10·The acoustical properties and specific heat of sample at low temperatures were studied, and the temperature dependences of modulus, sound attenuation and specific heat were obtained.

对其低温的声学和比热容性质进行了研究，得到了样品模量和声衰减以及随温度变化的规律。