 |
| |||
| a technical hole (Drozdova); technical hole (Drozdova) | |||
| промышленная скважина: 27 phrases in 11 subjects |
| Drilling | 1 |
| General | 1 |
| Geology | 1 |
| Gold mining | 1 |
| Mining | 1 |
| Oil / petroleum | 6 |
| Oil and gas | 11 |
| Oil and gas technology | 2 |
| Oilfields | 1 |
| Sakhalin | 1 |
| Sakhalin R | 1 |