 |
| |||
| size of stratum (типической) | |||
| объём группы: 8 phrases in 8 subjects |
| Accounting | 1 |
| Astronautics | 1 |
| Caspian | 1 |
| Energy industry | 1 |
| General | 1 |
| Makarov | 1 |
| Programming | 1 |
| Quality control and standards | 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