%0 Conference Article %T CAD AND EFFICIENCY OF DESIGN AND TECHNOLOGICAL PREPRODUCTION %A Koloshkina, I.E. %A Averchenkov, A.V. %K integrated design and technological computer systems, technological processes, machine tools with program control, optimization of machining %J CAD/EDA/SIMULATION IN MODERN ELECTRONICS 2019 %D 2021 %P 3 %I Bryansk State Technical University