 |
| |||
| access hole (подземного газогенератора, направленная вертикально вниз на угольный пласт) | |||
| raise (MichaelBurov) | |||
| vertical drillhole (Sagoto) | |||
| straight hole | |||
| straight well; vertical hole; vertical well | |||
| вертикальная скважина: 63 phrases in 14 subjects |
| Caspian | 1 |
| Drilling | 6 |
| Gas processing plants | 11 |
| Geology | 1 |
| Hydraulic engineering | 1 |
| Makarov | 3 |
| Mining | 1 |
| Oil / petroleum | 6 |
| Oil and gas | 19 |
| Oil and gas technology | 8 |
| Oilfields | 1 |
| Production | 1 |
| Sakhalin | 1 |
| Technology | 3 |