кувалда для заправки долот | |
oil | bit ram |
ударное бурение | |
construct. | hammer drilling |
geol. | cable drilling; cable tool drilling |
mining. | spudding |
oil | percussion boring; percussion drilling; jump drilling; percussive drilling; churn drilling |
| |||
bit ram (при ударном бурении) |
кувалда для заправки долот: 4 phrases in 2 subjects |
Oil / petroleum | 3 |
Oil and gas technology | 1 |