TY JOUR TI Improving the efficiency of cutting logs with narrow band saws by reducing maintenance cost of equipment KW log KW lumber KW band saw KW stability saws KW fatigue life KW deformation of the surface JO Actual directions of scientific researches of the XXI century: theory and practice AU Kiselev, S.. AU Blokhin, A.. PY 2014 IS 2 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov