“frequency modulation and demodulation”的概念、定义、翻译、参考文献-科学参考

单词	frequency modulation and demodulation
释义	frequency modulation and demodulation Encyclopedia 工学非线性调制解调释 frequency modulation and demodulation频率调制解调使载波（正弦波）的瞬时频率随消息信号变化，并从调频已调信号还原出消息信号的非线性调制解调过程。
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