 |
| |||
| frontal drive (of oil) | |||
| frontal advance | |||
| фронтальное вытеснение нефти: 4 do fraz, 2 tematyki |
| Ropa / ropa naftowa | 3 |
| Technologia ropy i gazu | 1 |
|
| |||
| frontal drive (of oil) | |||
| frontal advance | |||
| фронтальное вытеснение нефти: 4 do fraz, 2 tematyki |
| Ropa / ropa naftowa | 3 |
| Technologia ropy i gazu | 1 |