| |||
boring block | |||
driving cap | |||
drill bit; drilling bit; jack bit | |||
drill head | |||
drilling head | |||
boring head |
буровая головка : 52 phrases in 10 subjects |
Construction | 3 |
Drilling | 2 |
Electronics | 1 |
Geology | 3 |
Mining | 27 |
Oil / petroleum | 11 |
Oil and gas technology | 1 |
Production | 1 |
Sakhalin | 2 |
Tools | 1 |