HF : 186 phrases in 22 subjects |
Analytical chemistry | 4 |
Antennas and waveguides | 4 |
Automated equipment | 1 |
Chemistry | 6 |
Communications | 50 |
Earth sciences | 2 |
Electronics | 34 |
General | 11 |
High energy physics | 31 |
Industry | 4 |
Information technology | 3 |
Mechanic engineering | 1 |
Medical | 2 |
Medical appliances | 9 |
Metallurgy | 7 |
Microelectronics | 5 |
Microsoft | 1 |
Natural resourses and wildlife conservation | 2 |
Packaging | 2 |
Technology | 2 |
Vacuum tubes | 2 |
Радиоактивное излучение | 3 |