 |
| отражение ß-излучения: 47 phrases in 14 subjects |
| Antennas and waveguides | 1 |
| Astronautics | 6 |
| Automated equipment | 1 |
| Aviation | 1 |
| Ecology | 2 |
| Electronics | 1 |
| Energy industry | 1 |
| Firefighting and fire-control systems | 2 |
| Lasers | 1 |
| Makarov | 3 |
| Military | 9 |
| Nanotechnology | 1 |
| Silicate industry | 1 |
| Радиоактивное излучение | 17 |