продуктивный пласт: 194 phrases in 16 subjects |
Caspian | 1 |
Drilling | 12 |
General | 1 |
Geology | 5 |
Geophysics | 2 |
Hydrography | 1 |
Makarov | 5 |
Mining | 8 |
Oil / petroleum | 62 |
Oil and gas | 30 |
Oil and gas technology | 6 |
Oilfields | 21 |
Petrography | 1 |
Sakhalin | 30 |
Sakhalin R | 3 |
Technology | 6 |