Russian standards PDF
Wooden cants for switch assemblies of the narrow gauge railways. Specifications
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Unified system of corrosion and ageing protection. Vulcanized rubbers. Method of testing of resistance to ageing under static deformation of compression
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Unified system of corrosion and ageing protection. Oils and greases. Laboratory test methods for mould resistance
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Unified system of corrosion and ageing protection. Wool fabric. Laboratory test method for clothes moth damage resistance
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