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конструкция ствола
| скважины
| конструкция ствола | |
| mining. | shaft design |
| скважина | |
| gen. | chink; crack; aperture; peep; rift; interstice |
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| shaft design (шахты) | |||
| конструкция ствола: 7 phrases in 5 subjects |
| Construction | 1 |
| Drilling | 1 |
| Oil and gas | 1 |
| Technology | 3 |
| Weapons and gunsmithing | 1 |