TY CONF TI APPLICATION OF THE DOPPLER EFFECT IN THE STUDY AND DIAGNOSTICS OF THE HIGH-PRESSURE PIPELINECONSISTING OF A PUMP, FUEL LINE, NOZZLE KW Key words: Doppler effect KW high pressure fuel pump KW injectors KW diagnostics KW stand KW economic effect KW car JO Innovations in road transport AU Nagaytsev, V.M. AU Nagaytsev, M.A. PY 2022 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov