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| защита от ядерных излучений | |||
| защита от ядерного излучения | |||
| радиационная защита; защита от излучения; защита от радиации | |||
| nuclear shielding: 8 phrases in 5 subjects |
| Chemistry | 1 |
| Makarov | 4 |
| Mathematics | 1 |
| Military | 1 |
| Nautical | 1 |
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