 |
| |||
| pilot hole | |||
| направляющая скважина: 29 phrases in 10 subjects |
| Automated equipment | 1 |
| Caspian | 1 |
| Drilling | 5 |
| General | 1 |
| Mining | 1 |
| Oil / petroleum | 8 |
| Oil and gas | 2 |
| Oil and gas technology | 4 |
| Oilfields | 2 |
| Technology | 4 |
|
| |||
| pilot hole | |||
| направляющая скважина: 29 phrases in 10 subjects |
| Automated equipment | 1 |
| Caspian | 1 |
| Drilling | 5 |
| General | 1 |
| Mining | 1 |
| Oil / petroleum | 8 |
| Oil and gas | 2 |
| Oil and gas technology | 4 |
| Oilfields | 2 |
| Technology | 4 |