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1 Jan 1940 Jahr - фон Боррис предложил идею сканирующего электронного микроскопа
Zugefügt zum Band der Zeit:
Электронный микроскоп. История
By
Вера Черепанова
15 Nov 2017
0
0
606
Datum:
1 Jan 1940 Jahr
Jetzt
~ 85 years ago
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