Trunk pipeline transport of oil and oil products. Steel piles of pipes used for foundation construction of above-ground pipelines supports. General specifications
Information technology for learning, education and training. Information model for competency. Part 1. Competency general framework and information model
Hand-held motor-operated electric tools. Safety and test methods. Part 2-3. Particular requirements for grinders, polishers and disk-type sanders with rotational movement of operating tools
