 |
| зона влияния: 29 phrases in 15 subjects |
| Aerodynamics | 2 |
| Aviation | 2 |
| Communications | 1 |
| Construction | 1 |
| General | 1 |
| Lasers | 1 |
| Metallurgy | 2 |
| Mining | 5 |
| Nuclear and fusion power | 1 |
| Oil / petroleum | 1 |
| Rail transport | 2 |
| Road works | 1 |
| Shipbuilding | 1 |
| Technology | 5 |
| Welding | 3 |