Детская воскресная мастерская имени Конрада Цузе. Константин с папой конструируют маячок на реле.
Детская воскресная мастерская имени Конрада Цузе. Константин с папой конструируют маячок на реле и конденсаторе.
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1 week ago 00:01:45 4.5K
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2 weeks ago 00:01:58 6.7K
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2 weeks ago 03:32:34 1.7K
2 weeks ago 04:19:05 2.1K
2 weeks ago 01:57:25 58
