 |
| |||
| severe dogleg (MichaelBurov) | |||
| резкое искривление ствола: 12 phrases in 6 subjects |
| Drilling | 2 |
| Makarov | 1 |
| Oil / petroleum | 2 |
| Oil and gas | 4 |
| Oil and gas technology | 2 |
| Technology | 1 |
|
| |||
| severe dogleg (MichaelBurov) | |||
| резкое искривление ствола: 12 phrases in 6 subjects |
| Drilling | 2 |
| Makarov | 1 |
| Oil / petroleum | 2 |
| Oil and gas | 4 |
| Oil and gas technology | 2 |
| Technology | 1 |