| |||
| время механического бурения | |||
|
on-bottom time : 15 phrases in 5 subjects |
| Makarov | 4 |
| Oil / petroleum | 5 |
| Oil and gas | 3 |
| Oil and gas technology | 1 |
| Oilfields | 2 |
| |||
| время механического бурения | |||
|
on-bottom time : 15 phrases in 5 subjects |
| Makarov | 4 |
| Oil / petroleum | 5 |
| Oil and gas | 3 |
| Oil and gas technology | 1 |
| Oilfields | 2 |