колонна обсадных труб: 163 phrases in 15 subjects |
Caspian | 1 |
Drilling | 24 |
General | 1 |
Geology | 2 |
Geophysics | 4 |
Metallurgy | 2 |
Mining | 8 |
Oil / petroleum | 53 |
Oil and gas | 15 |
Oil and gas technology | 13 |
Oilfields | 6 |
Sakhalin | 12 |
Sakhalin R | 9 |
Technology | 11 |
Trademark | 2 |