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| heading-and-bench mining; underhand stoping | |||
| heading-and-bench method (при подземных работах; в отличие от bench-and-bench method) | |||
| working in descending steps; bankswork (угля); footwalling; horizontal cut underhead; underhand work | |||
| bottom stoping | |||
| почвоуступная выемка: 17 phrases in 4 subjects |
| Geology | 1 |
| Military | 1 |
| Mining | 14 |
| Technology | 1 |