 |
| |||
| подцикл | |||
|
小周期 : 14 phrases in 7 subjects |
| Astronautics | 1 |
| Automated equipment | 1 |
| Aviation | 1 |
| General | 1 |
| Information technology | 1 |
| Medical | 1 |
| Technology | 8 |
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