 |
|
pressure shell : 23 phrases in 14 subjects |
| Aerohydrodynamics | 1 |
| Astronautics | 1 |
| Electronics | 1 |
| Energy industry | 3 |
| Gas processing plants | 1 |
| General | 1 |
| Makarov | 3 |
| Nanotechnology | 1 |
| Nautical | 1 |
| Oil and gas | 3 |
| Public utilities | 1 |
| Space | 2 |
| Technology | 1 |
| Thermal engineering | 3 |