State system for ensuring the uniformity of measurements. State special standard and all-union verification schedule for means measuring instruments of variable temperature of water medium in the range of pulsation amplitudes of temperatures within 0,01 - 3 K at the pulsation frequencies from 0,005 to 50 Hz, at background temperature from 270,15 to 380,15 K and at water flow velocity from 0,5 to 20 m/s
State system for ensuring the uniformity of measurements. State primary standard and all-union verification schedule for means measuring volumetric flow of liquids within the range of 3x10 in minus 6 degree up to 10 m3/sec
