duty factor : 23 phrases in 13 subjects |
Astronautics | 1 |
Automated equipment | 1 |
Automatic control | 1 |
Household appliances | 1 |
Information technology | 2 |
Makarov | 1 |
Mass media | 2 |
Military | 2 |
Nanotechnology | 1 |
Nuclear physics | 1 |
Radiation | 2 |
Radioengineering | 1 |
Technology | 7 |