工学 频率调制 释 frequency modulation 频率调制 频率调制是指通过对激光器的输出频率进行调制，使得光载波频率随调制信号发生改变。
frequency modulation 频率调制
网络与数据通信 有线网络 释文 frequency modulation, FM 频率调制
- pulse nulling phenomenon
- pulse on the back of the wrist
- pulse oximetry
- pulse peak power
- pulse period
- pulse phase noise tester
- pulse plotter
- pulse polarography
- pulse position modulation and demodulation
- pulse power
- pulse power supply
- pulse pressure
- pulse process
- pulse processing and shaping
- pulse profile
- pulse propagation
- pulser
- pulse radar
- pulse radio altimeter
- pulse radiolysis
- pulse radiolysis facility
- pulse rate
- pulse recurrence rate
- pulse reflection mode
- pulse response