 |
| |||
| round | |||
| round of drills | |||
| drill round; round of holes; battery of wells | |||
| hole set | |||
| комплект скважин: 21 phrases, 7 sujets |
| Exploitation minière | 6 |
| Extraction d'extr. | 1 |
| Forage | 3 |
| Pétrole / pétrole | 5 |
| Pétrole et gaz | 2 |
| Technologie | 3 |
| Technologie pétrolière et gazière | 1 |