amplitudes

英 [ˈæmplɪtjuːdz]

美 [ˈæmpləˌtudz]

n.  (声音、无线电波等的)振幅
amplitude的复数

化学

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

双语例句

• The clearest patterns will exist when the interfering waves have equal or very nearly equal amplitudes.
  当发生干涉的两个波的振幅相等或非常接近相等时，将有最清晰的图样。
• The possibility of temporal variations in the earth tidal amplitudes associated with earthquakes has first been suggested by Nishimura.
  西村首先提出与地震有关的固体潮振幅随时间变化的可能性。
• On the animated drawing a complex wave is resoleved into three simple harmonic waves with different frequencies and amplitudes.
  该动画是由频率和振幅各不相同的三个简谐波叠加成复杂波的情形。
• Their average amplitudes were differentially up-or down-regulated, depending on the precise timing of postsynaptic APs relative to EPSPs.
  它们的平均振幅是依赖精确的后突触AP与EPSP时间，相差性的上下控制。
• Results show that amplitudes of dynamic stress, displacement and acceleration meet the suggested vibration standard.
  结果表明，该地下厂房主要部位的动应力、位移、速度和加速度幅值满足振动允许标准。
• The conditions for vortex induced vibration of concrete and steel deck sections, as well as the lock-in wind velocity regions and vibration amplitudes were obtained.
  获得了混凝土梁和钢梁两种断面发生涡振的条件、涡振锁定风速范围及涡振振幅；
• The results show that the turbopump faults can be detected effectively by using the amplitudes of rotor first, second and third order critical frequency as well as axial intrinsic frequency.
  结果表明，基于转子的一阶、二阶和三阶临界转速以及轴向固有频率幅值能有效地检测涡轮泵的故障。
• These are the frequencies the human ear is sensitive to, but the amplitudes are much smaller.
  这些频率人耳也能感觉得到，但其振幅要小得多。
• The average is thus a poor representation of the large variability of the stress amplitudes in the crust.
  平均的情况则只能较差的反映地壳中应力振幅非常大不同的状况。
• The ratio of the amplitudes of the reflected and incident waves is termed the reflectivity or reflection coefficient.
  反射波振幅与入射波振幅的比率称作反射率或反射系数。