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бурение с забойным двигателем | |||
бурение с погружным пневмоударником |
downhole drilling: 27 phrases in 10 subjects |
Bridge construction | 1 |
Caspian | 1 |
Drilling | 7 |
General | 2 |
Oil / petroleum | 4 |
Oil and gas | 3 |
Oil and gas technology | 2 |
Oilfields | 3 |
Sakhalin | 2 |
Technology | 2 |