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

• Signal attenuation in the power line environment is often great, and unpredictable.
  信号衰减在输电线环境经常是伟大和变化莫测的。
• 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。
• 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
• 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。
• 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。
• In an infrared guidance system, the atmosphere attenuation has an significant influence on infrared detection.
  在红外制导系统中，大气衰减作用对红外探测有重要影响。
• Ultrasonic transmission attenuation characteristic in muscular tissue is discussed in this paper.
  探讨超声对肌肉组织超声传输特性。
• 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。
• 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。
• 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。