 |
| |||
| four-blade screw; four-bladed propeller; four blade screw; four bladed propeller | |||
| |||
| four-bladed rotor | |||
| четырёхлопастный винт: 9 phrases in 4 subjects |
| Aerohydrodynamics | 1 |
| Aviation | 4 |
| Nautical | 3 |
| Technology | 1 |
|
| |||
| four-blade screw; four-bladed propeller; four blade screw; four bladed propeller | |||
| |||
| four-bladed rotor | |||
| четырёхлопастный винт: 9 phrases in 4 subjects |
| Aerohydrodynamics | 1 |
| Aviation | 4 |
| Nautical | 3 |
| Technology | 1 |