| Reinforced concrete slabs for pavement of city roads. Specifications
Плиты железобетонные для покрытий городских дорог. Технические условия |
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SNiP 3.09.01-85Manufacture of Prefabricated Reinforced … |
GOST 20295-74Welded steel pipe for main oil and gas … |
GGTN 08-624-03-1Approval of safety regulations for the oil and … |