 |
| |||
| drilling and operation (Yeldar Azanbayev) | |||
|
бурение и эксплуатация : 3 Phrasen in 3 Thematiken |
| Bohren | 1 |
| Erdöl | 1 |
| Erdöl- und Erdgastechnik | 1 |
|
| |||
| drilling and operation (Yeldar Azanbayev) | |||
|
бурение и эксплуатация : 3 Phrasen in 3 Thematiken |
| Bohren | 1 |
| Erdöl | 1 |
| Erdöl- und Erdgastechnik | 1 |