 |
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| screw downhole motor; screw hydraulic downhole motor; screw hydraulic motor | |||
| гидровинтовой забойный двигатель: 6 phrases, 4 sujets |
| Pétrole / pétrole | 1 |
| Pétrole et gaz | 2 |
| Technologie | 1 |
| Technologie pétrolière et gazière | 2 |
|
| |||
| screw downhole motor; screw hydraulic downhole motor; screw hydraulic motor | |||
| гидровинтовой забойный двигатель: 6 phrases, 4 sujets |
| Pétrole / pétrole | 1 |
| Pétrole et gaz | 2 |
| Technologie | 1 |
| Technologie pétrolière et gazière | 2 |