TY JOUR TI Servomotor parameter effect on dynamic properties of twist drilling deephole machining system KW cutting process dynamics KW deephole machining KW stability KW balance point domain of attraction KW evolution. JO Vestnik of Don State Technical University AU Turkin, I.A. AU Zakovorotnyy, V.. AU Lapshin, V.P. PY 2014 IS 14 PB Don state technical University