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information retrieval |
снятие информации : 32 phrases in 10 subjects |
Astronautics | 1 |
Communications | 1 |
Computer networks | 1 |
Criminal law | 2 |
General | 1 |
Intelligence and security services | 15 |
Law | 1 |
Law enforcement | 3 |
Military | 2 |
Security systems | 5 |