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27 июн 1932 г. - James Chadwick
Описание:
discovered of nuetrons
Found velocity of protons
Добавлено на ленту времени:
Famous Dead People
By
Nowen Thompson
9 окт 2018
0
0
351
Дата:
27 июн 1932 г.
Сейчас
~ 93 г назад
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