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

• 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。
• 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。
• 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。
• 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。
• When people are attending to the flashing light, these electrical frequencies increase in amplitude.
  当人们注意到了闪光，这些电频率的振幅会增加。
• 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 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。
• 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。
• 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。
• 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。