 |
| |||
| лопасть долота | |||
|
drilling bit blade : 26 phrases in 5 subjects |
| General | 1 |
| Oil / petroleum | 11 |
| Oil and gas | 5 |
| Oil and gas technology | 4 |
| Oilfields | 5 |
|
| |||
| лопасть долота | |||
|
drilling bit blade : 26 phrases in 5 subjects |
| General | 1 |
| Oil / petroleum | 11 |
| Oil and gas | 5 |
| Oil and gas technology | 4 |
| Oilfields | 5 |