 |
| pressure testing: 83 phrases in 21 subjects |
| Apollo-Soyuz | 2 |
| Astronautics | 2 |
| Aviation | 1 |
| Construction | 5 |
| Electronics | 1 |
| Facilities | 1 |
| General | 3 |
| Geophysics | 1 |
| Makarov | 2 |
| Mass media | 3 |
| Mechanics | 1 |
| Nautical | 4 |
| Oil / petroleum | 20 |
| Oil and gas | 11 |
| Oil and gas technology | 2 |
| Oilfields | 6 |
| Pipelines | 1 |
| Production | 5 |
| Rail transport | 1 |
| Technology | 8 |
| Transport | 3 |