колонковое бурение: 117 phrases in 14 subjects |
Construction | 3 |
Drilling | 9 |
Geology | 7 |
Gold mining | 7 |
Hydraulic engineering | 2 |
Makarov | 8 |
Mining | 24 |
Oil / petroleum | 38 |
Oil and gas | 11 |
Oil and gas technology | 1 |
Oilfields | 1 |
Pipelines | 1 |
Seismology | 1 |
Technology | 4 |