Монтаж железобетонных колонн
Монтаж железобетонных колонн. Видео с сайта Пошаговое видео монтажа Ж/Б колонн.
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![Бетон не высыхает! [MinutePhysics]](https://sun9-3.userapi.com/O_CpTgchUwSzhulaj3VF6sbWBFudDXogFaLrHw/YNM35Nv1UME.jpg)
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