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оптическое излучение : 36 phrases in 11 subjects |
Astronomy | 3 |
Chemistry | 3 |
Electronics | 1 |
Metallurgy | 1 |
Microelectronics | 4 |
Missiles | 1 |
Optics branch of physics | 11 |
Quantum electronics | 8 |
Silicate industry | 1 |
Technology | 2 |
Радиоактивное излучение | 1 |