 |
| |||
| frequência característica | |||
|
frecuencia característica : 24 phrases in 6 subjects |
| Communications | 9 |
| Electronics | 10 |
| Information technology | 2 |
| Life sciences | 1 |
| Mechanic engineering | 1 |
| Piezoelectric crystals | 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