Concept for the design of 3D models based on properties according to DIN 4000 - Part 81: Drills and counter sinking tools with non-indexable cutting edges— 58 стр.
21.020 Characteristics. Including reliability, dependability, maintainability, durability, etc. / Характеристики и конструкция механизмов, приборов и оборудования. Включая надежность, безотказность, ремонтопригодность, долговечность и т.д.
