 |
| |||
| sidewall core gun; sidewall sampling gun | |||
| грунтонос боковой стреляющий: 12 phrases in 5 subjects |
| Drilling | 1 |
| Geophysics | 3 |
| Oil / petroleum | 3 |
| Oil and gas technology | 2 |
| Sakhalin | 3 |
|
| |||
| sidewall core gun; sidewall sampling gun | |||
| грунтонос боковой стреляющий: 12 phrases in 5 subjects |
| Drilling | 1 |
| Geophysics | 3 |
| Oil / petroleum | 3 |
| Oil and gas technology | 2 |
| Sakhalin | 3 |