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| high voltage direct current | |||
| high tension direct current | |||
| high-tension direct current | |||
| high-voltage direct current | |||
| постоянный ток высокого напряжения: 12 phrases in 6 subjects |
| Cement | 1 |
| Electronics | 1 |
| Energy industry | 1 |
| Makarov | 3 |
| Power system protection | 1 |
| Technology | 5 |