two-source frequency keying的意思|示意
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双源频率键控，二源频率键控
two-source frequency keying的网络常见释义
双源频率键控 ... two-signal selectivity 双信号选择性 two-source frequency keying 双源频率键控 two-tone keying 双音频键控 ...
two-source frequency keying相关短语
1、 two source frequency keying 双源频率键控
2、 keying two-source frequency 双频源按键法