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| буровое сверло с зазубренной головкой (alpaka) | |||
| bit drag: 62 phrases in 13 subjects |
| Construction | 3 |
| Drilling | 2 |
| Geology | 1 |
| Makarov | 3 |
| Mining | 12 |
| Oil / petroleum | 25 |
| Oil and gas | 2 |
| Oil and gas technology | 3 |
| Oilfields | 7 |
| Production | 1 |
| Sakhalin | 1 |
| Technology | 1 |
| Transport | 1 |