 |
| fluid pressure: 97 phrases in 24 subjects |
| Astronautics | 1 |
| Automated equipment | 17 |
| Automobiles | 1 |
| General | 3 |
| Geophysics | 4 |
| Makarov | 8 |
| Mathematics | 1 |
| Measuring instruments | 8 |
| Mechanic engineering | 1 |
| Medical | 6 |
| Metallurgy | 3 |
| Metrology | 2 |
| Mining | 1 |
| Oil / petroleum | 10 |
| Oil and gas | 2 |
| Oil and gas technology | 3 |
| Oilfields | 2 |
| Pipelines | 2 |
| Refrigeration | 2 |
| Sakhalin | 1 |
| Technology | 14 |
| Thermal engineering | 2 |
| Torpedoes | 1 |
| Transport | 2 |