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26 дек 1889 г. - Wind Energy

Описание:

1890, the steel blades were being invented which made the windmills more efficient.

Добавлено на ленту времени:

Energy & Society Timeline

ByYi-Hsuan (Mina) Huang

3 ноя 2018

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329

Дата:

26 дек 1889 г.

Сейчас

~ 135 г назад

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