усиление основной балки двутавром #сварка #рдс #сварщик #сваркаэлектродом #сваркаметалла
#св#сваркаметалла арка #сваркаэлектродом #сварщик
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![Усиление - ГЛАВНАЯ НАСТРОЙКА МИКРОФОНА [Разбор]](https://sun9-78.userapi.com/LP2jKaL5iP3_Uhbn8FZbj7MkrA3EHIo777an1A/iZvHSVYIhU8.jpg)
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