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
- Two new medium parameters related to acoustic attenuation are introduced and an acoustic propagation coefficient is defined.
本文引入两个与声衰减有关的介质参量，定义了声传播系数； - 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。 - 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。 - 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。 - 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。 - 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。 - The attenuation measurement error due to RF leakage in a single channel and a dual channel microwave attenuation measurement system is investigated.
研究了单通道和双通道微波衰减测量系统中的射频泄漏所导致的测量误差。 - 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。 - 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 - 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。