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aug 31, 1821 - Гельмгольц
Description:
Внес вклад в развитие акустики и медицины, химии и физики. Так например, он открыл закон сохранения энергии, построил модель уха, изобрел офтальмоскоп.
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By
Ефим
2 Dec 2018
2
0
777
Date:
aug 31, 1821
Now
~ 202 years ago
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