tube compteur : 280 phrases in 16 subjects |
Analytical chemistry | 4 |
Antennas and waveguides | 1 |
Astronautics | 2 |
Automated equipment | 3 |
Electronics | 2 |
High energy physics | 18 |
Information technology | 2 |
Measuring instruments | 1 |
Medical appliances | 1 |
Mining | 1 |
Natural resourses and wildlife conservation | 3 |
Nuclear physics | 1 |
Physics | 3 |
Radio | 7 |
Technology | 4 |
Радиоактивное излучение | 227 |