 |
| |||
| hard-faced drilling bit | |||
|
армированное долото : 33 phrases, 8 sujets |
| Champs de pétrole | 1 |
| Forage | 7 |
| Makarov | 4 |
| Pétrole / pétrole | 12 |
| Pétrole et gaz | 5 |
| Sakhaline | 1 |
| Technologie | 2 |
| Transport | 1 |
|
| |||
| hard-faced drilling bit | |||
|
армированное долото : 33 phrases, 8 sujets |
| Champs de pétrole | 1 |
| Forage | 7 |
| Makarov | 4 |
| Pétrole / pétrole | 12 |
| Pétrole et gaz | 5 |
| Sakhaline | 1 |
| Technologie | 2 |
| Transport | 1 |