 |
| air stream: 56 phrases in 22 subjects |
| Aerohydrodynamics | 5 |
| Agriculture | 1 |
| Artillery | 1 |
| Automobiles | 1 |
| Biotechnology | 1 |
| Construction | 7 |
| Ecology | 2 |
| Electrical engineering | 2 |
| Energy industry | 2 |
| Firefighting and fire-control systems | 1 |
| General | 1 |
| Makarov | 10 |
| Military | 1 |
| Nanotechnology | 2 |
| Oil / petroleum | 1 |
| Rail transport | 2 |
| Refrigeration | 1 |
| Security systems | 2 |
| Solar power | 1 |
| Technology | 10 |
| Thermal engineering | 1 |
| Transport | 1 |