 |
| |||
| stoping (MichaelBurov) | |||
| |||
| driving | |||
| roadway drivage; roadway driving; entry driving | |||
| roadway construction | |||
| проходка штреками: 9 短语, 2 学科 |
| 地质学 | 1 |
| 矿业 | 8 |
|
| |||
| stoping (MichaelBurov) | |||
| |||
| driving | |||
| roadway drivage; roadway driving; entry driving | |||
| roadway construction | |||
| проходка штреками: 9 短语, 2 学科 |
| 地质学 | 1 |
| 矿业 | 8 |