 |
| |||
| cut and cover (подземной выработки) | |||
| открытый способ проходки: 21 phrases in 5 subjects |
| Construction | 8 |
| Makarov | 1 |
| Military | 3 |
| Rail transport | 1 |
| Technology | 8 |
|
| |||
| cut and cover (подземной выработки) | |||
| открытый способ проходки: 21 phrases in 5 subjects |
| Construction | 8 |
| Makarov | 1 |
| Military | 3 |
| Rail transport | 1 |
| Technology | 8 |