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bit sharpening | |||
drilling bit sharpening | |||
bit dressing | |||
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bit sharpening | |||
drill bit sharpening |
заправка долота: 34 phrases in 9 subjects |
Drilling | 3 |
Karachaganak | 1 |
Military | 1 |
Oil / petroleum | 18 |
Oil and gas | 1 |
Oil and gas technology | 5 |
Oilfields | 3 |
Technology | 1 |
Transport | 1 |