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распространение луча | |||
прохождение пучка; распространение пучка |
beam propagation: 18 phrases in 8 subjects |
Automated equipment | 1 |
Household appliances | 2 |
Makarov | 2 |
Military | 3 |
Nanotechnology | 7 |
Optics branch of physics | 1 |
Physics | 1 |
Quantum electronics | 1 |