 |
| |||
| señal de trama | |||
| frame signal: 20 phrases in 3 subjects |
| Communications | 3 |
| Electronics | 13 |
| Power lines | 4 |
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