TY JOUR TI METHODOLOGICAL FOUNDATIONS OF DIAGNOSTICS OF METALWORKING TECHNOLOGICAL SYSTEMS ACCORDING TO PARAMETRIC RELIABILITY OF ENSURING A GIVEN QUALITY OF THE TREATED SURFACES KW models KW parameters KW quality KW diagnostics KW task KW simulation modeling JO Bulletin of Bryansk state technical university AU Fedorov, V.P. AU Nagorkin, M.N. AU Vayner, L.G. PY 2021 IS 2021 PB Bryansk State Technical University