 |
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| скважинное оборудование (Maria_Shal) | |||
| well equipment: 42 phrases in 13 subjects |
| Drilling | 5 |
| Facilities | 1 |
| General | 2 |
| Geophysics | 1 |
| Gold mining | 1 |
| Mining | 1 |
| Oil / petroleum | 6 |
| Oil and gas | 9 |
| Oil and gas technology | 3 |
| Oilfields | 5 |
| Production | 2 |
| Sakhalin | 2 |
| Technology | 4 |