 |
| |||
| espectro m | |||
| widmo: 72 phrases in 15 subjects |
| Antennas and waveguides | 6 |
| Chemistry | 17 |
| Communications | 3 |
| Education | 1 |
| Electronics | 12 |
| Environment | 1 |
| Lighting other than cinema | 7 |
| Microsoft | 3 |
| Nuclear physics | 4 |
| Physical sciences | 1 |
| Power lines | 1 |
| Radio | 7 |
| Radiology | 1 |
| Satellite communications | 4 |
| Telephony | 4 |