 |
| |||
| drilling end; jumper | |||
| bit | |||
| drilling head | |||
| drill head; drilling end (долота для ударного бурения) | |||
| jumper (для пневмоперфоратора); drill bit | |||
| буровой наконечник: 32 phrases in 6 subjects |
| Drilling | 3 |
| Mining | 5 |
| Oil / petroleum | 18 |
| Oil and gas | 4 |
| Oil and gas technology | 1 |
| Transport | 1 |