GOST 21317-87

Railway infrastructure. Drainage reinforced concrete trays. Specifications

United power system and isolated power systems. Operational dispatch management. Checking the compliance of the nominal tripping current of circuit breakers at voltage 110 kV and above with the calculated levels of short-circuit currents. Norms and requirements

Resources saving. Methodological base for the preparation of projects for the elimination of objects of accumulated environmental damage

Cold-drawn low-carbon steel wire for reinforced concrete. Specifications

Wood. General requirements to physical and mechanical tests

Data transmission systems. Basis mode control procedures for data communication systems using semiduplex mode of information exchange