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| порядок фильтра | |||
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filter order : 20 phrases in 11 subjects |
| Antennas and waveguides | 2 |
| Electronics | 1 |
| Information technology | 1 |
| Mass media | 1 |
| Mathematics | 4 |
| Optics branch of physics | 1 |
| Planning | 1 |
| Programming | 2 |
| Quantum electronics | 1 |
| Technology | 5 |
| Telecommunications | 1 |