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deep well: 110 phrases in 29 subjects |
Automobiles | 1 |
Construction | 10 |
Drilling | 3 |
Ecology | 4 |
Electrical engineering | 1 |
Electronics | 6 |
Energy industry | 2 |
Firefighting and fire-control systems | 1 |
Forestry | 2 |
General | 8 |
Geology | 4 |
Geophysics | 2 |
Immunology | 1 |
Makarov | 5 |
Military | 1 |
Mining | 1 |
Nautical | 2 |
Nuclear and fusion power | 2 |
Oil / petroleum | 14 |
Oil and gas | 9 |
Oil and gas technology | 4 |
Oilfields | 5 |
Plastics | 1 |
Proverb | 3 |
Sakhalin | 2 |
Solar power | 1 |
Technology | 11 |
Transport | 2 |
Water resources | 2 |