| |||
| 有源检测系统 | |||
|
active detection system : 8 phrases in 5 subjects |
| Air defense | 3 |
| Earth sciences | 1 |
| Electronics | 2 |
| Space | 1 |
| Technology | 1 |
| |||
| 有源检测系统 | |||
|
active detection system : 8 phrases in 5 subjects |
| Air defense | 3 |
| Earth sciences | 1 |
| Electronics | 2 |
| Space | 1 |
| Technology | 1 |