| Crushed rock and gravel from solid rock for construction. Specifications
Щебень и гравий из плотных горных пород для строительных работ. Технические условия. |
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PB 10-574-03Regulations for the Design and Safe Operation … |
GOST 1508-78Rubber- and plastic-insulated control cables. … |
NPB ПБ 10-574-03Regulations for the design and safe operation … |