TY JOUR TI Research of the mechanism of management by the hydromanipulator by step electric motors KW hydraulic drive KW manipulator KW a stepper motor JO Actual directions of scientific researches of the XXI century: theory and practice AU Bukhtoyarov, L.D. AU Botaev, D.. PY 2014 IS 2 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov