 |
| |||
| без различия | |||
|
区 : 39 phrases in 7 subjects |
| Electronics | 1 |
| Mathematics | 2 |
| Radioengineering | 1 |
| Rail transport | 5 |
| Shipbuilding | 3 |
| Technology | 26 |
| Telephony | 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