 |
| |||
| sistema de apoyo | |||
| sistema auxiliar; sistema de reserva | |||
| sistema di riserva: 13 phrases in 8 subjects |
| Communications | 1 |
| Economy | 1 |
| Electric motors | 1 |
| Electronics | 3 |
| Finances | 2 |
| General | 1 |
| Information technology | 3 |
| Mechanic engineering | 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