 |
| экран для защиты от излучения: 25 phrases in 15 subjects |
| Astronautics | 1 |
| Ecology | 1 |
| Electronics | 1 |
| Energy industry | 1 |
| Lasers | 1 |
| Makarov | 2 |
| Medical | 2 |
| Metrology | 2 |
| Nanotechnology | 3 |
| Nautical | 1 |
| Nuclear physics | 6 |
| Public utilities | 1 |
| Refrigeration | 1 |
| Security systems | 1 |
| Technology | 1 |