State system for ensuring the uniformity of measurements. The procedures (methods) of measurements of structure and properties of water samples. General requirements to development
Electromagnetic compatibility of technical equipment. Specification for radio disturbance and immunity measuring apparatus and methods. Part 1-4. Radio disturbance and immunity measuring apparatus. Antennas and test sites for radiated disturbance measurements
External lighting and signalling devices for mechanic vehicles, trailers and semitrailers. Light and colour characteristics. Norms and methods of tests
