 |
| |||
| допустимый | |||
|
有効 : 43 phrases in 6 subjects |
| Aviation | 1 |
| Communications | 2 |
| Electronics | 1 |
| Nuclear physics | 1 |
| Technology | 37 |
| 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