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| радиоактивный изотоп | |||
| радиоизотоп | |||
| радиоактивный индикатор | |||
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| радиоактивные изотопы | |||
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radioaktives Isotop : 12 phrases in 5 subjects |
| General | 2 |
| Medical | 1 |
| Nuclear and fusion power | 1 |
| Nuclear physics | 2 |
| Радиоактивное излучение | 6 |
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