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6 h 37 m, 31 dic 1931 año - М. Кнолль и Э. Руска построили первый просвечивающий электронный микроскоп

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Электронный микроскоп. История

ByВера Черепанова
15 nov 2017
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6 h 37 m, 31 dic 1931 año
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