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sistema de satélites | |||
sistema vía satélite |
sistema de satélite: 62 phrases in 9 subjects |
Astronautics | 2 |
Communications | 35 |
Education | 1 |
Electronics | 10 |
Fish farming pisciculture | 1 |
General | 3 |
Information technology | 3 |
Natural sciences | 4 |
Transport | 3 |