 |
| |||
| production du minerai | |||
| gain du minerai | |||
|
добыча руды : 10 phrases in 3 subjects |
| Geology | 6 |
| Natural resourses and wildlife conservation | 2 |
| Technology | 2 |
|
| |||
| production du minerai | |||
| gain du minerai | |||
|
добыча руды : 10 phrases in 3 subjects |
| Geology | 6 |
| Natural resourses and wildlife conservation | 2 |
| Technology | 2 |