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。 - 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 problems of atmospheric attenuation, light intensity fluctuation and beam alignment in laser transmission have become one of the bottlenecks restricting communication distance and performance.
激光传输中的大气衰减和光强起伏问题及光束对准问题已经成为限制通信距离和性能的瓶颈之一。 - Noise attenuation of seismic data processing is one of the key questions that can not be ignored.
噪声衰减是地震资料处理中的关键问题之一。 - 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。 - 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。 - 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 - 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。 - 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。