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Walking-hearth furnaces and walking beam furnaces for iron-and-steel heating. Specific energy consumption
Document status: Active
Automobile roads of general use. Road hot asphalt mixtures and asphalt concrete. Volumetric-functional design system. Design rules
Document status: Active
Seamless steel tubes for petroleum processing and petrochemical industry. Specifications
Document status: Active
Uniform provisions concerning the approval of agricultural or forestry tractor with regard to the installation of lighting and light-signalling devices
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