 |
| double pump: 78 phrases in 23 subjects |
| Agriculture | 1 |
| Apollo-Soyuz | 1 |
| Automated equipment | 6 |
| Electrical engineering | 1 |
| Electronics | 1 |
| Energy industry | 4 |
| Hydraulic engineering | 1 |
| Military | 1 |
| Mining | 3 |
| Nautical | 5 |
| Oil / petroleum | 3 |
| Oil and gas | 6 |
| Oil and gas technology | 9 |
| Oilfields | 2 |
| Production | 1 |
| Programming | 1 |
| Pumps | 3 |
| Quantum electronics | 1 |
| Refrigeration | 1 |
| Shipbuilding | 1 |
| Technology | 21 |
| Telecommunications | 4 |
| Thermal engineering | 1 |