amplitude

英 [ˈæmplɪtjuːd]

美 [ˈæmplɪtuːd]

n. (声音、无线电波等的)振幅

复数：amplitudes　

CET6 GRE 化学

BNC.10877 / COCA.14205

牛津词典

noun

（声音、无线电波等的）振幅
the greatest distance that a wave, especially a sound or radio wave, vibrates (= moves up and down)

柯林斯词典

N-VAR （声波或电流信号的）振幅
In physics, theamplitudeof a sound wave or electrical signal is its strength.
1. As we fall asleep the amplitude of brain waves slowly becomes greater.
  进入睡眠状态时，我们的脑电波振幅慢慢变大。
N-UNCOUNT 广大;广阔;大量
Amplitudeis the quality of being large in size or quantity.
1. ...a man of nineteenth-century amplitude.
  有着19世纪的广阔思维的男子

英英释义

noun

greatness of magnitude
the property of copious abundance
Synonym:bountifulnessbounty
(physics) the maximum displacement of a periodic wave

双语例句

After correction, the estimates of signal amplitude and frequency have high accuracy.
修正后的信号强度和频率估值有相当高的精度。
The amplitude of wall temperature fluctuation is larger than that of fluid temperature oscillation.
流量的波动又引起了管壁温度和流体温度的周期性波动；
The surface cracks formation can be restrained by decreasing oscillation frequency and increasing amplitude and nonsinusoidal oscillation factor properly.
适当降低振频，增大振幅和非正弦振动因子可抑制表面裂纹形成。
In communications, the amplitude variations of an amplitude modulated carrier wave.
在通信技术中，调幅载波的幅度变化图。
The influence of timing jitter and amplitude fluctuation of the sampling pulses is also investigated.
同时我们还研究了采样光脉冲时间抖动和幅度抖动对光性能监测系统的影响。
The amplitude of separated signal is amended to better approximate the true signal for completing the harmonic detection.
为了更好地逼近真实信号，对分离后的信号进行幅值修正，从而完成谐波的检测。
Remember when we have waves we can have positive or a negative amplitude.
记住一个波会有，正的幅值和负的幅值。
The frequency and amplitude of vibration are monitored.
振动的频率与振幅受到监控。
The piezoelectric transducer and the variable amplitude bar are designed by four-terminal network method.
为说明设计方法，利用四端网络法对压电换能器和变幅杆进行了设计。
The amplitude is associated with the nonlinear damping and the frequency is correlated with the nonlinear rigidity.
振幅特性与阻尼非线性相关，频率特性与刚度非线性相关；