 |
| |||
| column of mud (газа, нефти) в скважине (gas, oil) | |||
| drilling mud column | |||
| column of mud (в скважине); mud column (в скважине) | |||
| drilling fluid column | |||
| столб бурового раствора: 16 phrases in 5 subjects |
| Drilling | 1 |
| Oil / petroleum | 8 |
| Oil and gas | 4 |
| Oil and gas technology | 1 |
| Well control | 2 |