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удвоенная частота : 25 phrases in 9 subjects |
| Automated equipment | 1 |
| Automobiles | 1 |
| Laser medicine | 1 |
| Makarov | 2 |
| Mass media | 8 |
| Nanotechnology | 2 |
| Quantum electronics | 6 |
| Technology | 3 |
| Telecommunications | 1 |
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