 |
| |||
| pétro-gazier (нефтегазовый сектор billyanna) | |||
| нефтегазовый: 14 phrases in 5 subjects |
| Economy | 3 |
| General | 7 |
| Geology | 2 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
|
| |||
| pétro-gazier (нефтегазовый сектор billyanna) | |||
| нефтегазовый: 14 phrases in 5 subjects |
| Economy | 3 |
| General | 7 |
| Geology | 2 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |