 |
| 定向 仪: 98 phrases in 17 subjects |
| Agriculture | 1 |
| Aviation | 16 |
| Drilling | 2 |
| Earth sciences | 4 |
| Electronics | 7 |
| Explosives and Explosive Ordnance Disposal | 2 |
| General | 2 |
| Geophysics | 8 |
| Medical appliances | 1 |
| Navigation | 2 |
| Oil / petroleum | 3 |
| Shipbuilding | 1 |
| Space | 14 |
| Surgery | 2 |
| Technology | 31 |
| Telecommunications | 1 |
| United States | 1 |