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| отрывок; фрагмент | |||
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断 : 177 phrases in 9 subjects |
| Electronics | 4 |
| Geology | 4 |
| Mathematics | 1 |
| Metallurgy | 1 |
| Nautical | 4 |
| Nuclear physics | 2 |
| Radioengineering | 3 |
| Technology | 151 |
| Telephony | 7 |
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