TY CONF TI CAD AND EFFICIENCY OF DESIGN AND TECHNOLOGICAL PREPRODUCTION KW integrated design and technological computer systems KW technological processes KW machine tools with program control KW optimization of machining JO CAD/EDA/SIMULATION IN MODERN ELECTRONICS 2019 AU Koloshkina, I.E. AU Averchenkov, A.V. PY 2021 PB Bryansk State Technical University