| |||
| лопастное долото | |||
|
winged bit : 49 phrases in 8 subjects |
| Construction | 3 |
| Geology | 2 |
| Mining | 10 |
| Oil / petroleum | 21 |
| Oil and gas | 1 |
| Oil and gas technology | 4 |
| Oilfields | 4 |
| Technology | 4 |
| |||
| лопастное долото | |||
|
winged bit : 49 phrases in 8 subjects |
| Construction | 3 |
| Geology | 2 |
| Mining | 10 |
| Oil / petroleum | 21 |
| Oil and gas | 1 |
| Oil and gas technology | 4 |
| Oilfields | 4 |
| Technology | 4 |