 |
| hydraulic test pressure: 32 phrases in 16 subjects |
| Apollo-Soyuz | 1 |
| Armored vehicles | 1 |
| Construction | 1 |
| Electrical engineering | 2 |
| Energy industry | 1 |
| Hydraulic engineering | 1 |
| Makarov | 4 |
| Mining | 1 |
| Nautical | 2 |
| Oil / petroleum | 2 |
| Oil and gas | 5 |
| Oil and gas technology | 1 |
| Oilfields | 1 |
| Pipelines | 3 |
| Technology | 4 |
| Transport | 2 |