| |||
| drill bit selection (Yeldar Azanbayev) | |||
|
выбор долото : 3 phrases, 3 sujets |
| Champs de pétrole | 1 |
| Pétrole / pétrole | 1 |
| Tengiz | 1 |
| |||
| drill bit selection (Yeldar Azanbayev) | |||
|
выбор долото : 3 phrases, 3 sujets |
| Champs de pétrole | 1 |
| Pétrole / pétrole | 1 |
| Tengiz | 1 |