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мероприятия по обеспечению безопасности (Voledemar) |
safety activities: 12 phrases in 9 subjects |
Astronautics | 2 |
Education | 1 |
General | 2 |
Military | 1 |
Nuclear and fusion power | 2 |
Occupational health & safety | 1 |
Pharmacology | 1 |
Programming | 1 |
Trade classification | 1 |