 |
| |||
| range sum data | |||
| 距离和数据: 5 phrases in 4 subjects |
| Air defense | 1 |
| Earth sciences | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Space | 2 |
|
| |||
| range sum data | |||
| 距离和数据: 5 phrases in 4 subjects |
| Air defense | 1 |
| Earth sciences | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Space | 2 |