LED glass can block more than 40% of infrared and 99% of UV light, it is also a safe glass with partial sound-damping function.
LED玻璃可阻隔99%紫外线及40%以上红外线，具有部分隔音的功能，同时也是一款安全玻璃。
Internal Damping damps out any ringing or vibrations in the cone structure that would otherwise color the sound.
内部阻尼将任何在锥体结构中的鸣响或震动阻挡出去，否则会产生杂音。
However, few people actually understand precisely what the term means, what the consequences of a particular damping factor rating might be for the ultimate desired result sound reproduction!
然而，只有很少人真正能够理解这个术语的准确含义，了解某一特定的阻尼因子量度如何能对最终声音重放的结果产生影响，或者有那些因素和系统或阻尼因子有关。
Vibration characteristics and sound insulation capability of multilayer damping panels are very important factors which dominate acoustic response in the interior of automobile bodies.
车身多层阻尼结构的振动特性及隔吸声特性是影响车室空腔声响应的重要因素。
Through the border conditions of damping layer combined with the shell the coupled oscillation equation was solve, and radiation sound field expression was shown using the shell displacements.
通过阻尼层与壳体作用的边界条件求解流固耦合振动方程，解得辐射声场的表达式。
Numerical results showed that if the shell was partially covered wi th a damping layer, its sound radiation would be greater than that of the ba re shell due to leak effect.
结果表明圆柱壳部分覆盖阻尼层后，由于声漏效应，壳体声辐射与光壳相比会增强。
An improved back structure is proposed according to the principle of sound absorption. sound insulation and damping vibration. It can lower inner noise so as to meet the state standard.
根据吸声、隔声和阻尼减振原理，对某型双层客车后部结构提出了改进措施，使其车内噪声达到了国家规定。
The experiment of sound radiation efficiency and engine noise test were carried out when the engine was equipped with thin-wall components with free and compound damping.
采用表面振动法进行了柴油机表面辐射噪声的诊断，并对附加自由和复合阻尼的薄壁件进行了声辐射效率试验研究和整机试验。
The example given in this paper shows that the method is feasible to calculate the dynamic properties and sound radiation of surface damping-treatment structures.
算例表明，用此方法分析计算表面阻尼处理结构的动态特性和声辐射是可行的。
This paper deals with a new type damping sound-absorption wedge for ship and its material formulations, damping properties, wedge structure, sound-absorption.
简要介绍了舰艇用新型阻尼吸声尖劈的材料配方、阻尼性能、尖劈结构、吸声性能。
The effect of different vermiculite contents on mecanical, damping and sound-absorption properties of rubber sound-absorption structures was introduced.
就不同蛭石粉含量对橡胶吸声件的力学性能、阻尼性能及吸声性能的影响进行了研究。
According to the function mechanisms, polymeric noise reduction composites were classified as vibration damping, sound absorption and sound insulation materials.
降噪材料按降噪机理可分为阻尼减振材料、吸声材料和隔声材料。
Oil pan shoulder function due to the uniqueness of oil cooling, so the oil pan was semi-damping enwrapped in the experimentation , The results showed a piece of sound power level lower 1.
由于油底壳担负着机油散热功能的特殊性，试验对油底壳采用半约束阻尼包裹处理，结果显示整机声功率级降低了1。
Therefore, the randomness of viscoelastic damping layer obviously influences the resonant response and sound radiation of structure.
因此粘弹性阻尼层的随机性对抑制结构共振响应和声辐射的影响是较大的。
The influence of the cover thickness and the damping layer on the noise reduction effect of the sound insulation cover is analyzed.
提取了隔声罩的振动模态，分析了厚度和阻尼对隔声罩噪声辐射的影响。
The influence of the cover thickness and the damping layer on the noise reduction effect of the sound insulation cover is analyzed.
提取了隔声罩的振动模态，分析了厚度和阻尼对隔声罩噪声辐射的影响。
应用推荐