 |
| |||
| rock dimension; rock section | |||
| rough section (выработки); outside half-timbers (о горной выработке); outside timbers (о горной выработке) | |||
| сечение вчерне: 2 phrases in 1 subject |
| Mining | 2 |
|
| |||
| rock dimension; rock section | |||
| rough section (выработки); outside half-timbers (о горной выработке); outside timbers (о горной выработке) | |||
| сечение вчерне: 2 phrases in 1 subject |
| Mining | 2 |