The effect of saturation degree,frequency,water content on the wave velocity and attenuation coefficient are studied by numerical examples;and some valuable conclusions are given.
采用数值算例对饱和度、频率、含水量对地震波的波速和衰减系数的影响进行了细致的分析，并得出了一些重要的结论。
参考来源 - 期刊学术社区Any homogeneous viscoelastic medium subjected to one-dimensional tension and compression can be characterized in terms of the phase velocity c(w) and the attenuation coefficient deduce the complex modulus and the other equivalent viscoelastic functions.
一维的纵向压缩波在同质的粘弹性介质中传播时，材料的粘弹性特性主要通过纵向波的传播速度c(w)和衰减系数a(w)两项来定义。
参考来源 - 基于应力波传播理论的粘弹性材料特性研究A new empirical mode for the attenuation coefficient of the fog is proposed.
重点讨论了多次散射对激光在雾中传播衰减率的影响,提出了一种更符合实际应用的雾衰减模式。
参考来源 - 激光在雾媒质中的传播衰减特性研究The article validates difference between experiment data and attenuation coefficient whose calculation depends on typical aerosol model by experiment of laser atmosphere attenuation in Suizhong area, namely, the aerosol model is different from actual aerosol condition.
本文通过在绥中地区多种天气下进行的1.06μm激光大气衰减实验,验证了依据气溶胶大气模型数据计算得到的消光系数与真实数据存在较大误差,即典型气溶胶模式与绥中地区实际气溶胶情况不一致。
参考来源 - 气溶胶粒子特性对激光衰减系数的影响·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
Attenuation Coefficient The rate at which average power decreases with distance.
衰减系数平均功率随距离的延长而降低的比率。
The attenuation coefficient decreases with increasing of frequency and the gas density.
衰减系数随频率增加而减小，并且随密度增加而减小。
Meanwhile, the existence of the acoustic attenuation coefficient benefits the axial resolution.
同时，声衰减系数的存在有利于轴向分辨率的提高。
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