 |
| |||
| 信号接口 | |||
| signal interface: 20 phrases in 7 subjects |
| Air defense | 1 |
| Aviation | 4 |
| Communications | 1 |
| Electronics | 9 |
| Geophysics | 1 |
| Oil / petroleum | 1 |
| Space | 3 |
|
| |||
| 信号接口 | |||
| signal interface: 20 phrases in 7 subjects |
| Air defense | 1 |
| Aviation | 4 |
| Communications | 1 |
| Electronics | 9 |
| Geophysics | 1 |
| Oil / petroleum | 1 |
| Space | 3 |