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
- 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。 - 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。 - 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 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 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; - 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。 - It analyzes breakdown characteristic of the delay-line and estimates height attenuation rate of the pulse transmitted by the delay-line.
分析了该延时线的耐压特性,并对其传输脉冲幅度衰减率进行了估算。 - 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。 - 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。