TY JOUR TI PORTABLE MACHINE MODULE FOR PROCESSING WORN WEDGE GROOVES OF ROLLING-STOCK BOGIE FRAME WITH LASER BASING KW laser measuring system KW bogie frame of rolling-stock KW portable machine module KW wedge groove JO Bulletin of Bryansk state technical university AU Kopylov, Y.R. AU Biryukov, M.I. PY 2019 IS 2019 PB Bryansk State Technical University