 |
| |||
| round trip; roundtrip | |||
| спуск-подъём инструмента: 22 phrases in 6 subjects |
| Drilling | 5 |
| Geology | 1 |
| Makarov | 2 |
| Oil / petroleum | 6 |
| Oil and gas | 7 |
| Oil and gas technology | 1 |
|
| |||
| round trip; roundtrip | |||
| спуск-подъём инструмента: 22 phrases in 6 subjects |
| Drilling | 5 |
| Geology | 1 |
| Makarov | 2 |
| Oil / petroleum | 6 |
| Oil and gas | 7 |
| Oil and gas technology | 1 |