 |
| |||
| lock of an instrument | |||
| замок инструмента: 10 phrases in 6 subjects |
| Drilling | 2 |
| Medical | 2 |
| Oil / petroleum | 3 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
| Oilfields | 1 |
|
| |||
| lock of an instrument | |||
| замок инструмента: 10 phrases in 6 subjects |
| Drilling | 2 |
| Medical | 2 |
| Oil / petroleum | 3 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
| Oilfields | 1 |