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

• 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。
• The cyclic spectrum of cyclostationary signal includes information as carrier frequency, chip width and amplitude.
  循环平稳信号的循环谱包含了载频、码片时宽和幅度等信息。
• 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。
• The time-delay estimator of complex LFM based on cyclic cross-correlation amplitude is discussed.
  研究了复线性调频信号的循环互相关估计时延问题。
• 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。
• 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 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。
• Formant: it uses the estimation of the overall shape of the spectrum's amplitude envelope.
  共振峰：使用了对频谱的振幅包络线的大体形状所作的估计。
• Wiggle the end of the string and make waves, or adjust the frequency and amplitude of an oscillator.
  摆动弹簧的末端并生成声波，或者调节振荡器的频率和振幅。
• 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；