attenuation
英 [əˌtenjʊˈeɪʃn]
美 [əˌtenjʊˈeɪʃn]
n. 衰减；变薄；稀释
复数：attenuations
BNC.26830 / COCA.25321
英英释义
noun
- the property of something that has been weakened or reduced in thickness or density
- weakening in force or intensity
- attenuation in the volume of the sound
双语例句
- A Study on the Relations of the Surface Attenuation with the Surface Velocity and Seismic Signal Frequency
表层吸收衰减与表层速度及地震信号频率关系研究 - It analyzes breakdown characteristic of the delay-line and estimates height attenuation rate of the pulse transmitted by the delay-line.
分析了该延时线的耐压特性，并对其传输脉冲幅度衰减率进行了估算。 - Attenuation of seismic waves between such surfaces can be similarly diagnostic.
在这些界面之间地震波的衰减，同样可以作为一种标志。 - 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。 - Then, the influences of some parameters on phase speed and attenuation are analyzed.
给出了圆柱管的一些参数对相速度和衰减的影响。 - We also investigate the relationship between the total attenuation coefficient and the energy density, pulse duration, and pulse repetition.
我们研究了衰减系数和能量密度、脉冲宽度及脉冲频率之间的关系。 - Therefore, the fog attenuation can be regarded as a multiplicative interference channel of Gauss distribution.
因此，可以把雾衰减看成一个具有高斯分布的乘性干扰信道。 - When electrical parameter is changd by wet tunnel wall, electromagnetic wave propagation attenuation will vary.
摘要矿井隧道壁湿润会引起电参数改变，从而使电磁波传播衰减率发生变化。 - Therefore, there is a perfect compromise between attenuation in stopband and group delay or loss variation in passband.
因此，它在带外衰减与带内幅度特性和带内群时延特性之间有了一个较好的折中。 - It is showed by theoretical study and tests that existing fluid in porous medium and its movements are main reasons of dispersion and attenuation of elastic waves.
理论研究和实验表明，多孔隙介质中流体的存在及其运动是弹性波频散和衰减的主要原因。