 |
| pump-unit: 161 phrases in 33 subjects |
| Armored vehicles | 1 |
| Astronautics | 1 |
| Automated equipment | 7 |
| Automobiles | 8 |
| Construction | 2 |
| Drilling | 3 |
| Ecology | 1 |
| Electrical engineering | 1 |
| Energy industry | 11 |
| Energy system | 2 |
| General | 1 |
| Gold mining | 1 |
| Helicopters | 1 |
| Machinery and mechanisms | 1 |
| Makarov | 4 |
| Military | 1 |
| Mining | 1 |
| Molikpaq | 10 |
| Nautical | 3 |
| Nuclear and fusion power | 1 |
| Nuclear physics | 1 |
| Oil / petroleum | 11 |
| Oil and gas | 16 |
| Oil and gas technology | 6 |
| Oilfields | 17 |
| Polygraphy | 1 |
| Production | 2 |
| Pumps | 8 |
| Refrigeration | 4 |
| Sakhalin | 2 |
| Technology | 25 |
| Thermal engineering | 2 |
| Transport | 5 |