 |
| |||
| перепроверка | |||
|
再 : 60 phrases in 8 subjects |
| Chemistry | 1 |
| Communications | 1 |
| Mathematics | 1 |
| Metallurgy | 2 |
| Radioengineering | 3 |
| Technology | 50 |
| Telephony | 1 |
| Textile industry | 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