State system for ensuring the uniformity of measurement. State special standard and all-union verification schedule for means measuring radiation field parameters of antenna systems with operating dimensions of apertures from 0,1 to 0,4 m at the frequency range from 2,5 to 12 GHz
State system for ensuring the uniformity of measurements. State special standard and all-union verification schedule for means measuring volumetric flow of water within the range of 2,8x10 in minus 8 degree up to 2,8x10 in minus 2 degree m3/sec