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1 янв 300 г. до нашей эры - W: Use of water wheels for irrigation

Описание:

World: – earliest water wheels known to exist. May be the earliest use of gears. Found in India

Добавлено на ленту времени:

History of Mathematics 2019

ByAly
16 июл 2019
2
0
1313

Дата:

1 янв 300 г. до нашей эры
Сейчас
~ 2327 г назад
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