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ограждающий огонь | |||
сигнальный огонь |
protective light: 16 phrases in 12 subjects |
Aviation | 1 |
Construction | 2 |
Elevators | 1 |
Firefighting and fire-control systems | 2 |
Lasers | 1 |
Makarov | 1 |
Medical | 1 |
Military | 2 |
Packaging | 1 |
Pharmacy and pharmacology | 1 |
Security systems | 1 |
Technology | 2 |