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система "Спасур" для наблюдения за космическим и воздушным пространством США (Space Surveillance) | |||
English thesaurus | |||
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space surveillance (system) | |||
system maintenance | |||
space surveillance | |||
space surveillance system | |||
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space-surveillance (system) |
SPASUR: 5 phrases in 2 subjects |
Astronautics | 4 |
Technology | 1 |