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четырхшарошечное | буровое долото
- seuls les mots individuels ont été trouvés| Буровые Долота | |
| molikp. | Drill Bits |
| буровое долото | |
| champs. | two-blade drag drilling bit |
| construct. | boring bit |
| forag. | sintered diamond bit |
| jarg. | fishtail drilling bit |
| milit. techn. | boring tool; boring unit |
| pétr. | drilling bit |
| techn. | drill bit; bore bit |