attenuation

英 [əˌtenjʊˈeɪʃn]

美 [əˌtenjʊˈeɪʃn]

n.  衰减；变薄；稀释

复数：attenuations　

计算机

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
  1. attenuation in the volume of the sound
  Synonym:fading

双语例句

• 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。
• 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。
• 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。
• 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。
• 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。
• The attenuation peaks of saturated rocks vary with the viscosity of fluid.
  饱和岩石具有衰减峰，其特征随饱和液体黏性而变化。
• 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 has a rather high transmission frequency and low attenuation.
  具有较高的传输频率和较低的衰减。
• This paper studies the relations between "time-domain attenuation" and sea state or wave height, center frequency or transmitting range.
  研究了浅海声信道“时域衰落”与海况、波高、中心频率和作用距离的关系。
• 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。