 |
| |||
| petroleum technology (MichaelBurov) | |||
| petroleum production engineering; petroleum reservoir engineering | |||
| petroleum engineering (Yeldar Azanbayev) | |||
|
технология нефтедобычи : 6 a las frases, 2 temas |
| Petróleo y gas | 5 |
| Sajalín | 1 |
|
| |||
| petroleum technology (MichaelBurov) | |||
| petroleum production engineering; petroleum reservoir engineering | |||
| petroleum engineering (Yeldar Azanbayev) | |||
|
технология нефтедобычи : 6 a las frases, 2 temas |
| Petróleo y gas | 5 |
| Sajalín | 1 |