| |||
| 正弦脉冲 | |||
|
sine pulse : 14 phrases in 6 subjects |
| Air defense | 2 |
| Aviation | 1 |
| Electronics | 2 |
| Space | 1 |
| Technology | 6 |
| Telecommunications | 2 |
| |||
| 正弦脉冲 | |||
|
sine pulse : 14 phrases in 6 subjects |
| Air defense | 2 |
| Aviation | 1 |
| Electronics | 2 |
| Space | 1 |
| Technology | 6 |
| Telecommunications | 2 |