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frequency modulation是什么意思

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frequency modulation 是什么意思

中文翻译与英英解释

【电学】调频,频率调制;调频播送。
frequency:    n. 1.屡次,频仍,频繁。 2.(脉搏等的)次数,出现 ...
modulation:    n. 调整,调节;(声调的)抑扬,变化;【音乐】转调,变 ...
modulation of the frequency of the (radio) carrier wave
同义词:FM,

In telecommunications and signal processing, frequency modulation (FM) conveys information over a carrier wave by varying its instantaneous frequency. This contrasts with amplitude modulation, in which the amplitude of the carrier is varied while its frequency remains constant.

例句与用法

1.Frequency modulation does not allow static to creep in .
频率调制不允许静电干扰混入。

2.Frequency modulation is not possible with polychromatic light .
多色光不可能调制频率。

3.Screen printing inks for frequency modulation
适用于网孔版印刷陶瓷滤波器

4.Radio of high accuracy frequency modulation
高精度调频收音机

5.Range estimation of linear frequency modulation continuous wave radar
线性调频连续波雷达的距离估算

6.Screen printing ink for frequency modulation
网孔版调频油墨

7.Pulse frequency modulation control system
脉冲调频控制系统

8.Pulse frequency modulation magnetic tape record type strong - motion instrument
脉冲调频式磁带记录强震仪

9.Velocity measurement using single linear frequency modulation pulse
单个线性调频脉冲信号测速方法之研究

10.Telephony using frequency modulation
调频电话电信用语

 
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