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。 - 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。 - 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。 - 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 - 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。 - 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。 - 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。 - 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。 - The spectra below indicate the attenuation of each optical fiber type used in our optical fiber assemblies.
下面的光谱说明了我们的光纤附件中使用的各种光纤类型的衰减情况。 - 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。