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| каналовые лучи; анодные лучи | |||
| положительные лучи | |||
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| анодные лучи; положительные лучи; каналовые лучи | |||
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rayons canaux : 4 phrases in 2 subjects |
| High energy physics | 2 |
| Радиоактивное излучение | 2 |
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