Ships and marine technology - Graphical symbols for technical documentation - Part 3: Shut-off parts, control parts and regulating parts; Text in German and English— 29 стр.
Tolerances for fasteners - Part 1, bolts, screws and nuts with thread diameters <grцЯer => 1,6 <kleiner => 150 mm and product grades A, B and C— 18 стр.