State system for ensuring the uniformity of measurements. State verification schedule for means measuring the propagation velocities of longitudinal, shear and surface ultrasonic waves in solids
Digital video broadcasting. The receivers for terrestrial digital TV broadcasting DVB-T2 with the support of the HEVC video compression standard. The basic parameters
Occupational safety standards system. Protective clothing against toxic chemicals in the form of sprays and liquid aerosols (Types 3 and 4). Technical requirements
