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| линзовая система: 27 phrases in 11 subjects |
| Antennas and waveguides | 1 |
| Astronomy | 1 |
| Electronics | 2 |
| Energy industry | 1 |
| General | 1 |
| Makarov | 2 |
| Mass media | 12 |
| Military | 1 |
| Optics branch of physics | 1 |
| Physics | 1 |
| Technology | 4 |
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