 |
| |||
| drill-stem test | |||
| испытание в открытом пласте: 9 phrases in 4 subjects |
| Oil / petroleum | 2 |
| Oil and gas | 3 |
| Oil and gas technology | 3 |
| Oilfields | 1 |
|
| |||
| drill-stem test | |||
| испытание в открытом пласте: 9 phrases in 4 subjects |
| Oil / petroleum | 2 |
| Oil and gas | 3 |
| Oil and gas technology | 3 |
| Oilfields | 1 |