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

• 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。
• 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。
• Tracking control and disturbance attenuation is the basic control in actual project.
  跟踪控制和扰动抑制是广泛存在于工程实际中的一类基本控制问题。
• 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；
• 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。
• The Dispersion and Attenuation Measurement System for Single Mode Optical Fiber
  单模光纤的色散和损耗特性测量系统
• 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。
• 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。
• 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。