Report - ГОСТ 24045-80 - Ладорlador.ru/gost/gost-24045-80.pdf24045—80 rpynna 1980 npoa1Hi1M CT AJ1bHbtE OUHHKOBAHHb1E rHYTb1E C Ana CTPOUTEnbCTBA Steel zinc-plated cold-formed sections

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