Crushed stone and gravel from solid rock for construction. Specifications
Щебень и гравий из плотных горных пород для строительных работ. Технические условия. |
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GOST 51115-97Firefighting equipment. Combination fire hose … |
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Rostrud N 28 от 12.05.2003Decree N 28 of the Ministry of Labor and Social … |
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SNiP 2.01.07-85Loads and Impacts. |