 |
| |||
| 山顶 | |||
| mountain top: 10 phrases in 6 subjects |
| Air defense | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| General | 1 |
| Oil / petroleum | 1 |
| Space | 1 |
| Technology | 5 |
|
| |||
| 山顶 | |||
| mountain top: 10 phrases in 6 subjects |
| Air defense | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| General | 1 |
| Oil / petroleum | 1 |
| Space | 1 |
| Technology | 5 |