Book of Donmon Teith

This Standard specifies the terms and definitions, preparing principle, structure and management of railway product identification code, product item identifica

This standard specifies the limits, test methods and inspection rules for harmful substances in the passenger compartment and the cab interior of the railway lo

This Standard specifies the technical requirements and test method of flame retardant materials for railway locomotive and vehicle. This Standard is applicable

This Standard specifies tungsten powder requirements, test methods, inspection rules, marking, packaging, transportation, storage, and contract contents. This S

This Standard defines general terms in the field of software engineering. It is applicable to software development, use and maintenance, research, teaching and