TY CONF TI DYNAMICS OF A HYDRAULIC CYLINDER MECHANISM UNDER VIBRATION LOAD KW alternating stresses KW hydraulic cylinder KW endurance limit KW disturbing force KW rigidity KW working fluid JO MODERN FORESTRY COMPLEX OF THE COUNTRY: INNOVATIVE DEVELOPMENTS AND RESEARCH AU Mahitarov, A.R. PY 2024 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov