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| down-hole tools (Johnny Bravo) | |||
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| downhole tool | |||
| скважинные инструменты: 44 phrases in 12 subjects |
| Drilling | 3 |
| General | 1 |
| Geophysics | 1 |
| Oil / petroleum | 4 |
| Oil and gas | 10 |
| Oil and gas technology | 11 |
| Oilfields | 2 |
| Production | 1 |
| Sakhalin | 8 |
| Sakhalin A | 1 |
| Sakhalin R | 1 |
| Technology | 1 |