 |
| rayons gamma: 199 phrases in 25 subjects |
| Astronautics | 10 |
| Aviation | 1 |
| Biology | 2 |
| Chemistry | 3 |
| Construction | 5 |
| Electronics | 1 |
| Food industry | 1 |
| Forestry | 1 |
| Geology | 15 |
| High energy physics | 2 |
| Measuring instruments | 2 |
| Mechanic engineering | 1 |
| Medical appliances | 9 |
| Metallurgy | 8 |
| Military | 1 |
| Natural resourses and wildlife conservation | 1 |
| Nuclear physics | 25 |
| Oil and gas technology | 17 |
| Physics | 12 |
| Radio | 4 |
| Surveying | 1 |
| Technology | 12 |
| Welding | 1 |
| Дозиметрия | 7 |
| Радиоактивное излучение | 57 |