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| système magnétique | |||
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магнитной системой : 35 phrases in 9 subjects |
| Astronautics | 4 |
| Automated equipment | 2 |
| Aviation | 8 |
| Electronics | 7 |
| High energy physics | 1 |
| Information technology | 1 |
| Mechanic engineering | 1 |
| Radio | 2 |
| Technology | 9 |
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