Small bore connectors for liquids and gases in healthcare applications - Part 2: Connectors for breathing systems and driving gases applications (ISO/DIS 80369-2:2015); German and English version prEN ISO 80369-2:2015
Measurement of fiber optic elements - Part 9: Determination of deviation of the roundness and the concentricity of optical fibres; Text in German and English— 19 стр.