 |
| |||
| ground penetration radar | |||
| 测地雷达: 36 phrases in 10 subjects |
| Air defense | 5 |
| Aviation | 6 |
| Earth sciences | 4 |
| Electronics | 6 |
| General | 2 |
| Geophysics | 2 |
| Germany | 1 |
| Space | 6 |
| Technology | 3 |
| United States | 1 |
|
| |||
| ground penetration radar | |||
| 测地雷达: 36 phrases in 10 subjects |
| Air defense | 5 |
| Aviation | 6 |
| Earth sciences | 4 |
| Electronics | 6 |
| General | 2 |
| Geophysics | 2 |
| Germany | 1 |
| Space | 6 |
| Technology | 3 |
| United States | 1 |