 |
| nozzle area: 65 phrases in 21 subjects |
| Aerohydrodynamics | 5 |
| Apollo-Soyuz | 1 |
| Armored vehicles | 1 |
| Astronautics | 15 |
| Automated equipment | 4 |
| Automobiles | 1 |
| Aviation | 9 |
| Combustion gas turbines | 1 |
| Construction | 2 |
| Drilling | 2 |
| Energy industry | 2 |
| Hovercraft | 2 |
| Hydraulic engineering | 1 |
| Metallurgy | 1 |
| Military | 3 |
| Nanotechnology | 1 |
| Nautical | 3 |
| Nuclear and fusion power | 1 |
| Technology | 3 |
| Thermal engineering | 6 |
| Transport | 1 |