| |||
impulse transmission | |||
pulse transmission |
脉冲传 输 : 37 phrases in 10 subjects |
Air defense | 2 |
Electronics | 3 |
General | 1 |
Information technology | 3 |
Metallurgy | 1 |
Oil / petroleum | 1 |
Project management | 1 |
Space | 5 |
Technology | 17 |
Telecommunications | 3 |