désintégration: 420 phrases in 27 subjects |
Analytical chemistry | 4 |
Astronautics | 19 |
Astronomy | 8 |
Aviation | 1 |
Chemistry | 26 |
Dentistry | 2 |
Electronics | 2 |
Forestry | 5 |
General | 4 |
Geology | 10 |
High energy physics | 51 |
Mathematics | 1 |
Medical | 3 |
Medical appliances | 2 |
Metallurgy | 5 |
Military | 2 |
Natural resourses and wildlife conservation | 1 |
Nuclear physics | 11 |
Oil and gas technology | 1 |
Paleontology | 1 |
Physics | 28 |
Politics | 2 |
Psychology | 1 |
Radio | 6 |
Technology | 37 |
United Nations | 1 |
Радиоактивное излучение | 186 |