Работа солнечной батареи собранной из медных пластин и солевого раствора
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![Первый снег (piano mix) - успокаивающая музыка для отдыха, учёбы, работы, чтения, игр [AI music]](https://sun9-21.userapi.com/Cg00ST4jOoySr-xIVY5OT5TVQ0DgmryCRyVfvg/lgA5sqEb4EI.jpg)
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