 |
| |||
| фотоэлемент | |||
| фотоэлектрический элемент; фотоэлектрический экспонометр | |||
| cellule photo-électrique: 31 phrases in 11 subjects |
| Antennas and waveguides | 1 |
| Astronautics | 2 |
| Automated equipment | 1 |
| Electronics | 1 |
| Mechanic engineering | 2 |
| Metallurgy | 1 |
| Polygraphy | 1 |
| Radio | 14 |
| Technology | 5 |
| Textile industry | 1 |
| Welding | 2 |