amplitude

英 [ˈæmplɪtjuːd]

美 [ˈæmplɪtuːd]

n.  (声音、无线电波等的)振幅

复数：amplitudes　

CET6GRE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

• 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 frequency and intensity of electromagnetic field change the frequency and amplitude of the calcium oscillation.
  电磁场的频率、强度（调制因子）引起钙振荡的频率和幅值发生变化。
• The beam division method in maskless laser interference photolithography can be divided into wave-front division and amplitude division.
  无掩模激光干涉光刻中的分束方法一般有波前分割和振幅分割。
• 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。
• A new lithology identification method based on axial amplitude modulation signal of drill string is proposed.
  提出了一种利用钻柱轴向振动调幅信号实现岩性识别的方法。
• This paper studies the influences of phase quantification, amplitude quantification and both of them to side-lobe peak value.
  研究相位量化和幅度量化对圆阵副瓣峰值的影响及两者同时量化对副瓣峰值的影响。
• A new method of amplitude stabling for nanosecond laser pulse was proposed based on Pockels effect.
  提出了一种基于普克尔效应实现的稳定纳秒级激光脉冲幅度的方法。
• 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；
• The waves are sinusoidal in nature, and they have an amplitude and a frequency.
  声波实质上是正弦曲线，它有振幅和频率。
• This paper analyzes the output SINR of adaptive array antenna in the presence of amplitude and phase errors.
  以自适应阵列的输出信干噪比（SINR）为对象，研究了通道幅相不一致性对它的影响。