well capacity: 71 phrases in 14 subjects |
Caspian | 1 |
Drilling | 3 |
Electronics | 3 |
Geology | 11 |
Hydrology | 1 |
Karachaganak | 1 |
Mining | 1 |
Oil / petroleum | 7 |
Oil and gas | 34 |
Oil and gas technology | 2 |
Oilfields | 1 |
Production | 1 |
Technology | 1 |
Water resources | 4 |