 |
| |||
| 正向传播 | |||
|
forward propagation : 12 phrases in 7 subjects |
| Air defense | 2 |
| Electronics | 4 |
| Information technology | 1 |
| Multimedia | 1 |
| Radio | 1 |
| Space | 2 |
| Telecommunications | 1 |
|
| |||
| 正向传播 | |||
|
forward propagation : 12 phrases in 7 subjects |
| Air defense | 2 |
| Electronics | 4 |
| Information technology | 1 |
| Multimedia | 1 |
| Radio | 1 |
| Space | 2 |
| Telecommunications | 1 |