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сеть тревожной сигнализации | |||
сеть оповещения |
warning network: 20 phrases in 11 subjects |
Astronautics | 1 |
Astronomy | 1 |
Electronics | 1 |
Household appliances | 1 |
Medical | 1 |
Military | 4 |
Name of organization | 5 |
Nanotechnology | 2 |
United Nations | 2 |
United States | 1 |
Weapons of mass destruction | 1 |