 |
| |||
| drilling and operation (Yeldar Azanbayev) | |||
| бурение и эксплуатация: 3 phrases in 3 subjects |
| Drilling | 1 |
| Oil / petroleum | 1 |
| Oil and gas technology | 1 |
|
| |||
| drilling and operation (Yeldar Azanbayev) | |||
| бурение и эксплуатация: 3 phrases in 3 subjects |
| Drilling | 1 |
| Oil / petroleum | 1 |
| Oil and gas technology | 1 |