| 单词 | 振幅 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔amplitude modulation〕The encoding of a carrier wave by variation of its amplitude in accordance with an input signal.调幅：根据输入信号改变振幅的强度对电载波进行调制美国传统〔amplitude〕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。柯林斯高阶〔amplitude〕Electronics The maximum absolute value reached by a voltage or current waveform.【电子学】 振幅：电压或电流波所能达到的最大绝对值美国传统〔amplitude〕Physics The maximum absolute value of a periodically varying quantity.【物理学】 振幅：周期性变量的最大绝对值美国传统〔amplitude〕The maximum absolute value of a periodic curve measured along its vertical axis.振幅：沿垂直轴摆动的周期性曲线的最大绝对值美国传统〔antinode〕For a standing wave, the region or point of maximum amplitude between adjacent nodes.波腹，腹点：一个连续波中，相邻波节中最大振幅的位置或点美国传统〔damp〕Physics To decrease the amplitude of (a wave).【物理学】 减弱的振幅美国传统〔grass〕Electronics Small variations in amplitude of an oscilloscope display caused by electrical noise.【电子学】 杂乱脉冲干扰：由电子噪声导致的在示波器显示中振幅的小变化美国传统〔interference〕Physics The variation of wave amplitude that occurs when waves of the same or nearly the same frequency come together.【物理学】 干扰：当同样或相近频率的波接近时而使波的振幅发生变化美国传统〔modulate〕To vary the frequency, amplitude, phase, or other characteristic of (electromagnetic waves).调制：变换（电磁波的）频率，振幅，周相或其它特点美国传统〔modulation〕Electronics The variation of a property of an electromagnetic wave or signal, such as its amplitude, frequency, or phase.【电子学】 电磁波振动图系：电磁波或信号的性质在振幅，频率或周相中的变化美国传统〔node〕Physics A point or region of virtually zero amplitude in a periodic system.【物理学】 波节：在一周期体系中实为零振幅的点或区域美国传统〔shock wave〕A large-amplitude compression wave, as that produced by an explosion or by supersonic motion of a body in a medium.冲击波：一种大振幅的压缩波，由爆炸或一个物体在一个媒介中的超音速运动产生美国传统〔tonometer〕Music An instrument, such as a graduated set of tuning forks, used to determine the pitch or vibration rate of tones.【音乐】 音调计：用来固定声音高度或振幅的仪器，例如一对渐开音叉美国传统 |
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