State system for ensuring the uniformity of measurements. The state special standard and all-union verification schedule for means measuring instruments of maximum-energy flux of stopping radiation at photon energy from 0,8 to 8,0 pJ (5 to 50 MeV)
United power system and isolated power systems. Relay protection and automation. Automatic emergency control of electric power systems. Automatic devices for limiting voltage reduction. Norms and requirements
