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system investigation |
обследование системы : 20 phrases in 11 subjects |
Astronautics | 1 |
Economy | 4 |
Electronics | 1 |
Energy industry | 2 |
Medical | 4 |
Military | 1 |
Name of organization | 1 |
Oil / petroleum | 2 |
Technology | 2 |
United Nations | 1 |
Water supply | 1 |