 |
| |||
| underground mining method; underground mining | |||
| подземный способ разработки: 17 phrases in 4 subjects |
| Construction | 1 |
| Gold mining | 9 |
| Mining | 3 |
| Technology | 4 |
|
| |||
| underground mining method; underground mining | |||
| подземный способ разработки: 17 phrases in 4 subjects |
| Construction | 1 |
| Gold mining | 9 |
| Mining | 3 |
| Technology | 4 |