State system for ensuring the uniformity of measurements. State special standard and all-union verification schedule for means measuring volumetric flow of petroleum products within the range of 2,8x10in minus 6 degree up to 2,8x10 in minus 2 degree m3/sec
United power system and isolated power systems. Supervisory control. Automated supervisory control systems for power grid control center of power grid operators. Conditions for the installation. Norms and requirements
