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
- Two new medium parameters related to acoustic attenuation are introduced and an acoustic propagation coefficient is defined.
本文引入两个与声衰减有关的介质参量，定义了声传播系数； - 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。 - The attenuation spectrum of ultrasonic waves through the slurry may provide the information about particle size distribution.
利用超声衰减谱的测量，可以获得泥沙中颗粒粒度分布信息。 - Noise attenuation of seismic data processing is one of the key questions that can not be ignored.
噪声衰减是地震资料处理中的关键问题之一。 - Pulsed echo ultrasonoscope Express the factors resulting in the attenuation of acoustic waves.
回波反射式超声诊断仪请陈述导致超音波衰减的各项因素。 - 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 - The attenuation measurement error due to RF leakage in a single channel and a dual channel microwave attenuation measurement system is investigated.
研究了单通道和双通道微波衰减测量系统中的射频泄漏所导致的测量误差。 - 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。