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светосила |
light ratio: 23 phrases in 12 subjects |
Astrophysics | 1 |
Construction | 3 |
Electronics | 1 |
High energy physics | 1 |
Lighting other than cinema | 2 |
Makarov | 1 |
Mass media | 4 |
Military | 1 |
Nautical | 3 |
Quality control and standards | 1 |
Road works | 1 |
Technology | 4 |