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Granulated superphosphate from apatite concentrate with and without additives of microelements. Specifications
Document status: Active
Tin-phosphor bronze rods. Specifications
Document status: Replaced by GOST 10025-2016
Refractories and refractory raw materials. Methods of refractoriness determination
Document status: Active
Unmanned aircraft systems with fixed-wing unmanned aerial vehicles. Airworthiness requirements
Document status: Active
