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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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6 h 38 m, 31 dic 1923 año - Луи де Бройль предположил волновую природу электрона
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Электронный микроскоп. История
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Вера Черепанова
15 nov 2017
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606
fecha:
6 h 38 m, 31 dic 1923 año
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~ 101 years ago
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