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![[Короче Физика] Физика 9 класс, §27 Резонанс](https://sun9-75.userapi.com/JzaOHg7dCDtll9KsIek24068tGsfMZJkBCeGWg/ZnMDigrrnvM.jpg)
11 months ago 00:10:16 1
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