magnetic drum : 47 phrases in 16 subjects |
Astronautics | 2 |
Automated equipment | 1 |
Computers | 5 |
Electronics | 3 |
Finances | 1 |
Food industry | 1 |
General | 1 |
Information technology | 8 |
Mechanics | 1 |
Metrology | 1 |
Military | 3 |
Mining | 1 |
Natural resourses and wildlife conservation | 1 |
Physics | 4 |
Technology | 12 |
Telecommunications | 2 |