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| частота качаний | |||
| частота качаний (синхронных машин) | |||
| swing frequency: 16 phrases in 7 subjects |
| Electronics | 5 |
| Household appliances | 1 |
| Mass media | 5 |
| Quantum electronics | 1 |
| Radio | 1 |
| Technology | 2 |
| Telecommunications | 1 |
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