 |
| |||
| разрушение горных пород | |||
| rupture des roches: 5 phrases in 2 subjects |
| Geology | 4 |
| Mining | 1 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips