TY JOUR TI Simulation technology drive cars in view of their volumetric stiffness of hydraulic systems KW hydraulic high-pressure hoses KW hydraulic actuator KW volumetric stiffness KW reduced coefficient of volumetric rigidity of pipelines KW modeling of hydraulic systems JO Actual directions of scientific researches of the XXI century: theory and practice AU Rybak , A.. AU Lyakhnitskaya, O.. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov