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| space system: 47 phrases in 11 subjects |
| Astronautics | 3 |
| Communications | 5 |
| Construction | 8 |
| Economy | 2 |
| Electronics | 4 |
| General | 13 |
| Optics branch of physics | 1 |
| Physics | 2 |
| Technology | 1 |
| Telecommunications | 1 |
| Transport | 7 |
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