%0 Conference Article %T TO THE QUESTION OF JUSTIFICATION OF THE EFFICIENCY OF MODERNIZATION OF WORKING PROCESSES AND FUNCTIONAL UNITS OF MECHANISMS %A Kosenko, A.E. %A Zelenina, E.A. %A Kamalova, N.S. %K efficiency criterion, mathematical model, system analysis %J Ecological and resource-saving technologies in science and technology %D 2022 %P 4 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov