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Railway overhead contact line. Technical requirements and control methods
Document status: Active
Hydraulic turbines, storage pumps and pump-turbines. Tendering documents. Part 1. General and annexes
Document status: Active
Refrigerating systems and heat pumps. Safety and environmental requirements. Part 1. Definitions, classification and selection criteria
Document status: Active
Gas burners. Classification. General requirements, marking, and storage
Document status: Replaced by GOST 21204-97