 |
| |||
| widmo n | |||
|
الطيف : 30 phrases in 8 subjects |
| Antennas and waveguides | 2 |
| Environment | 1 |
| Lighting other than cinema | 4 |
| Mathematics | 10 |
| Radio | 2 |
| Radiology | 4 |
| Satellite communications | 4 |
| Vacuum tubes | 3 |
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