 |
| |||
| indicativo de operación; señal de clave Q | |||
| operating signal: 10 phrases in 5 subjects |
| Communications | 3 |
| Electronics | 2 |
| Mechanic engineering | 1 |
| Technology | 3 |
| Transport | 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