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| fotoeléctrico | |||
| fotoelektryczny: 35 phrases in 11 subjects |
| Antennas and waveguides | 6 |
| Chemistry | 2 |
| Electric machinery | 1 |
| Electrochemistry | 1 |
| Energy industry | 2 |
| Lighting other than cinema | 8 |
| Magnetics | 2 |
| Nuclear physics | 3 |
| Radiology | 2 |
| Semiconductors | 6 |
| Vacuum tubes | 2 |