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четырёхшарошечное | буровое долото
| Буровые Долота | |
| O&G, molikpaq. | Drill Bits |
| буровое долото | |
| bridg.constr. | boring bit |
| dril. | sintered diamond bit |
| jarg. | fishtail drilling bit |
| mil. tech. | boring tool; boring unit |
| O&G, oilfield. | two-blade drag drilling bit |
| oil | drilling bit |
| tech. | drill bit; bore bit |
| четырёхшарошечное: 11 phrases in 4 subjects |
| Oil / petroleum | 7 |
| Oil and gas | 1 |
| Oil and gas technology | 2 |
| Oilfields | 1 |