дифракционная решётка: 76 phrases in 11 subjects |
Astronomy | 2 |
Chemistry | 5 |
Electronics | 3 |
Geology | 2 |
Metallurgy | 1 |
Microelectronics | 3 |
Natural resourses and wildlife conservation | 1 |
Nuclear physics | 1 |
Optics branch of physics | 6 |
Quantum electronics | 26 |
Technology | 26 |