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exploration de l'espace | |||
recherche spatiale | |||
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recherche spatiale |
space research: 40 phrases in 11 subjects |
Astronautics | 7 |
Communications | 4 |
Electronics | 4 |
General | 10 |
Law | 1 |
Life sciences | 1 |
Name of organization | 1 |
Natural sciences | 9 |
Religion | 1 |
Research and development | 1 |
Transport | 1 |