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oil-flow : 169 phrases in 34 subjects |
| Aerohydrodynamics | 3 |
| Armored vehicles | 2 |
| Astronautics | 4 |
| Automobiles | 5 |
| Aviation | 4 |
| Cement | 4 |
| Combustion gas turbines | 1 |
| Construction | 1 |
| Electronics | 2 |
| Flow measurement | 1 |
| Forestry | 1 |
| General | 1 |
| Geology | 3 |
| Geophysics | 2 |
| Heat transfer | 1 |
| Makarov | 4 |
| Mechanics | 2 |
| Metallurgy | 2 |
| Military | 1 |
| Molikpaq | 4 |
| Nanotechnology | 6 |
| Nautical | 1 |
| Non-destructive testing | 2 |
| Oil / petroleum | 10 |
| Oil and gas | 6 |
| Oil processing plants | 1 |
| Oilfields | 1 |
| Physics | 1 |
| Production | 1 |
| Refrigeration | 2 |
| Sakhalin A | 1 |
| Technology | 85 |
| Thermal engineering | 2 |
| Transport | 2 |