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Railway telecommunication. Protection regulation of lines communication against influence of a traction network of the electrified railways constant and alternating current
Document status: Active
Innovative technical devices of railway infrastructure. The procedure for admission to exploitation
Document status: Cancelled
Blow-off connection for 19 mm diameter air hoses. Specifications
Document status: Active
Slags blast-furnace and electric-phosphoric granulated for manufacturing of cement
Document status: Replaced by GOST 3476-2019