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| панели солнечных батарей | |||
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| световой парус (MichaelBurov); фотонный парус (MichaelBurov); гелиопарус (Sergei Aprelikov) | |||
| солнечный парус | |||
| solar sails: 14 phrases in 5 subjects |
| Astronautics | 5 |
| Aviation | 1 |
| Military | 1 |
| Nanotechnology | 1 |
| Technology | 6 |
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