Geometrical Product Specifications (GPS) - Surface texture: Profile method - Surfaces having stratified functional properties - Part 2: Height characterization using the linear material ratio curve (ISO 13565-2:1996); German version EN ISO 13565-2:1997— 6 стр.
Liquid pumps and installation - General terms - Definitions, quantities, letter symbols and units - Part 2: Pumping system (ISO/DIS 17769-2:2010); German version prEN ISO 17769-2:2010