“frequency conversion technique”的概念、定义、翻译、参考文献-科学参考

单词	frequency conversion technique
释义	frequency conversion technique Encyclopedia 工学【通信基础理论】释 frequency conversion technique频率搬移技术在发射端将调制信号从低频端搬移到高频端，便于天线发送或实现不同信号源、不同系统的频分复用的技术。
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