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signal plate | |||
photoemissive cathode | |||
photo-cathode; photoelectric cathode | |||
photocathode | |||
photosensitive cathode |
photocathode : 30 phrases in 6 subjects |
American usage, not spelling | 2 |
Earth sciences | 1 |
Electronics | 2 |
Information technology | 1 |
Nuclear physics | 10 |
Радиоактивное излучение | 14 |