TY JOUR TI Parameters of working surface spring-tongue aerostatics directing of band sawing machine KW band saw KW working surface KW aerostatic directing KW capacity KW stability JO Actual directions of scientific researches of the XXI century: theory and practice AU Derbin , V.. AU Derbin, M.V. PY 2014 IS 2 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov