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| this was proved shown by rutherford to exits at the center of the atoms of all substances | |||
| доказано существование: 6 短语, 3 学科 |
| 图书馆员 | 3 |
| 数学 | 2 |
| 科学的 | 1 |
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| this was proved shown by rutherford to exits at the center of the atoms of all substances | |||
| доказано существование: 6 短语, 3 学科 |
| 图书馆员 | 3 |
| 数学 | 2 |
| 科学的 | 1 |