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key pulsing | |||
key pulse | |||
keyer pulse; keying pulse | |||
keyed pulse | |||
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key pulse |
键控脉 冲 : 23 phrases in 10 subjects |
Air defense | 3 |
Aviation | 3 |
Earth sciences | 1 |
Electronics | 2 |
General | 1 |
Geophysics | 2 |
Radio | 1 |
Space | 5 |
Technology | 2 |
Telecommunications | 3 |