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

• 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。
• 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。
• 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。
• The observational ability and attenuation characteristics of a millimeter-wavelength radar are introduced in this article.
  文中简要介绍了毫米波雷达的探测特点及衰减特性；
• 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。
• 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。
• Preliminary investigations are made together with site attenuation coefficient, transformation of explosive ene.
  同时结合场地衰减系数、炸药能量转换和减震效应等作了初步探讨。
• 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。
• Intensity error from the fluctuation of the light source and fiber attenuation are eliminated by intensity compensation.
  实验时采取的参考光强度补偿的措施，消除了光源、光纤衰减等波动对测试结果的影响。
• 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。