 |
| |||
| spektri | |||
| طيف: 32 phrases in 9 subjects |
| Antennas and waveguides | 2 |
| Electronics | 5 |
| Environment | 1 |
| Lighting other than cinema | 6 |
| Mathematics | 7 |
| Power lines | 1 |
| Radio | 3 |
| Statistics | 3 |
| Telephony | 4 |
|
| |||
| spektri | |||
| طيف: 32 phrases in 9 subjects |
| Antennas and waveguides | 2 |
| Electronics | 5 |
| Environment | 1 |
| Lighting other than cinema | 6 |
| Mathematics | 7 |
| Power lines | 1 |
| Radio | 3 |
| Statistics | 3 |
| Telephony | 4 |