профилактические меры: 25 phrases in 16 subjects |
Agriculture | 4 |
Automated equipment | 1 |
Corporate governance | 1 |
Drilling | 1 |
Environment | 1 |
General | 1 |
Makarov | 4 |
Medical | 2 |
Military | 1 |
Name of organization | 2 |
Occupational health & safety | 2 |
Optics branch of physics | 1 |
Security systems | 1 |
Socialism | 1 |
Technology | 1 |
United Nations | 1 |