Sound broadcasting digital. Coding of signals of sound broadcasting with reduction of redundancy for transfer on digital communication channels. A part III (MPEG-4 audio). General audio coding (GA) - AAC, TwinVQ, BSAC
State system for ensuring the uniformity of measurements. State primary standard and all-union verification schedule for means measuring volumetric flow of gas within the range of 1x10 in minus 6 up to 1x10 in 2 degree m3/s