| |||
| 光学探测系统 | |||
|
optical detection system : 18 phrases in 7 subjects |
| Air defense | 3 |
| Aviation | 4 |
| Earth sciences | 3 |
| Electronics | 2 |
| Geophysics | 1 |
| Space | 4 |
| Technology | 1 |
| |||
| 光学探测系统 | |||
|
optical detection system : 18 phrases in 7 subjects |
| Air defense | 3 |
| Aviation | 4 |
| Earth sciences | 3 |
| Electronics | 2 |
| Geophysics | 1 |
| Space | 4 |
| Technology | 1 |