modulation

英 [ˌmɒdjʊˈleɪʃən]

美 [ˌmɑdʒəˈleɪʃən]

n.  调制；调谐；变调；缓和

复数：modulations　

计算机

BNC.16953 / COCA.19940

柯林斯词典

• VERB 改变，调节(嗓音或声音)
  If youmodulateyour voice or a sound, you change or vary its loudness, pitch, or tone in order to create a particular effect.
  1. He carefully modulated his voice.
     他小心地压低了声音。
• VERB 调节;调整
  Tomodulatean activity or process means to alter it so that it is more suitable for a particular situation.
  1. These chemicals modulate the effect of potassium.
     这些化学物质可以调节钾的功效。

英英释义

noun

• the act of modifying or adjusting according to due measure and proportion (as with regard to artistic effect)
• (electronics) the transmission of a signal by using it to vary a carrier wave
• a manner of speaking in which the loudness or pitch or tone of the voice is modified
  Synonym:inflection
• rise and fall of the voice pitch
  Synonym:intonationpitch contour
• a musical passage moving from one key to another
  Synonym:transition

双语例句

• Loop frequency locking technique in phase modulation spectroscope technique R-FOG system has been researched.
  对基于调相谱检测技术R-FOG系统中的环路频率锁定技术进行了研究。
• We theoretically analyze and experimentally demonstrate a method of generating equal-amplitude optical comb exploiting multi-frequency phase modulation.
  我们理论分析并实验验证了一种利用多频相位调制产生等振幅光梳的方法。
• This paper presents a method to perform the continous modulation of AC power by using a micro-processor and SSR.
  提出了一种基于微处理器和利用固态继电器实现交流功率连续调整的方法。
• Measurement results validate the multi-mode modulation function and high pulse resolution.
  测试结果验证了该调制器的多模功能和高精度的脉冲宽度。
• The modulation parameter estimation of LFM signal and MPSK signal was studied.
  研究了线性调频信号、相位编码信号的调制参数识别问题。
• The reasons for this spurious modulation, mathematical model and compensation method are studied.
  研究了这种寄生调制产生的原因、数学模型以及补偿的技术。
• Differing from frequency error track, it avoid spurious modulation and complexity caused by phase-locked loops.
  与频率误差跟踪不同，它避免了锁相环引入的寄生调制和复杂性。
• This procedure describes in detail the MSK modulation in mobile communication applications and effectiveness.
  本程序详细描述了MSK调制方式在移动通信中的应用和效果。
• In pulse code modulation, a basic group of channels assembled by time division multiplexing.
  在脉码调制技术中，通过时分多路器而组合在一起的一种信道基本群。
• The low jitter transmission of pulse signals is realized by direct RF-modulation based on PLL frequency modulation.
  介绍了锁相调频的基本原理，用锁相调频的射频直接调制方法实现了脉冲信号的低抖动传输。