State system for ensuring the uniformity of measurements. State verification scheme for measuring and reproduction instruments of sound pressure in water within frequency range from 1·10 -3 to 1·10 6 Hz
Enclosing structures of buildings. Methods for determining heat technical indicators of thermal insulation materials and products under operational conditions
Sound broadcasting digital. Coding of signals of sound broadcasting with reduction of redundancy for transfer on digital communication channels. A part 3 (MPEG-4 audio). Code Excited Linear Prediction
