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

• The supply is provided with stability and self-protect performances as using pulse width modulation ( PWM) technology.
  运用脉宽调制技术（PWM）使其具有良好的稳定性和自保护性能；
• Frequency conversion function is realized in RF module, and the RF modulation of the signal is completed.
  射频模块实现了上变频功能，完成了信号的射频调制。
• The feasibility of DC modulation technology application in the Northwest China grid was studied in this paper.
  对直流调制技术在西北电网应用的可行性进行了研究。
• 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。
• 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。
• Similarly, the introduction of voice encoding techniques using pulse code modulation contributed to the concept's evolution.
  利用脉冲编码调制的话音编码技术同样也对这一概念的发展起了作用。
• This thesis studies and designs a wireless interphone of frequency modulation.
  本论文研究设计了一款调频无线对讲机。
• The method which is used in the first frequency modulation can be mended by PMU.
  利用其PMU能测量和记录发电机组当地频率改进一次调频控制与考核；
• 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 performance for the frequency modulation of electrical feedback optical transmitters is presented.
  本文研究了电反馈光发射机的频率调制特性。