GOST 17553-72

Information and communication technologies in education. Information and communication technological systems educational buildings. General statements

Gas distribution systems. Natural gas distribution networks. Part 1. Polyethylene gas pipelines

State system for ensuring the uniformity of measurements. Laboratory and stream chromatographs for control of component composition Liquefied hydrocarbon fuel gases. The method of verification

Electromagnetic compatibility of technical equipment. Radio communication equipment. Part 9. Specific requirements for wireless microphones, similar radio frequency audio link equipment, cordless audio and in-ear monitoring devices

Air pollution emissions. Method of calculating emissions during welding work on the basis of relative rates

System for multiplexing sound channel television. Basic parameters