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near-bit (igisheva); at-bit (igisheva) |
наддолотный датчик : 48 phrases in 10 subjects |
Drilling | 14 |
Geophysics | 1 |
Oil / petroleum | 11 |
Oil and gas | 5 |
Oil and gas technology | 4 |
Oilfields | 3 |
Production | 3 |
Sakhalin | 3 |
Technology | 3 |
Well control | 1 |