 |
| |||
| tandem configuration (вертолета); tandem-rotor configuration (вертолета) | |||
| продольная схема: 29 phrases in 9 subjects |
| Aerohydrodynamics | 1 |
| Astronautics | 15 |
| Energy industry | 1 |
| Forestry | 1 |
| Lasers | 2 |
| Mass media | 1 |
| Nanotechnology | 2 |
| Quantum electronics | 4 |
| Technology | 2 |