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| 油层: 356 phrases in 24 subjects |
| Automobiles | 2 |
| Aviation | 2 |
| Chemistry | 1 |
| Construction | 3 |
| Cooking | 4 |
| Drilling | 7 |
| Environment | 1 |
| Food industry | 1 |
| Forestry | 2 |
| General | 121 |
| Geochemistry | 1 |
| Geology | 75 |
| Geophysics | 1 |
| Military | 3 |
| Mining | 2 |
| Oil / petroleum | 25 |
| Oil and gas | 6 |
| Oil and gas technology | 1 |
| Oil processing plants | 8 |
| Oilfields | 51 |
| Sakhalin | 1 |
| Technology | 36 |
| United States | 1 |
| Wood processing | 1 |
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