 |
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| частота питания (ssn) | |||
| frequency supply: 28 phrases in 12 subjects |
| Astronautics | 1 |
| Cables and cable production | 1 |
| Computers | 5 |
| Electrical engineering | 6 |
| Electronics | 3 |
| Makarov | 1 |
| Mass media | 2 |
| Measuring instruments | 1 |
| Metrology | 1 |
| Oilfields | 1 |
| Technology | 3 |
| Telecommunications | 3 |