 |
| |||
| значение радиоактивности; уровень радиоактивности | |||
| radioactive level: 45 phrases in 13 subjects |
| Construction | 2 |
| Ecology | 5 |
| Electronics | 4 |
| Energy industry | 6 |
| Makarov | 8 |
| Metallurgy | 2 |
| Military | 1 |
| Nautical | 1 |
| Nuclear and fusion power | 6 |
| Nuclear physics | 2 |
| Oilfields | 2 |
| Technology | 5 |
| Weapons of mass destruction | 1 |