TY JOUR TI IN INFLUENCE OF THE NEAR- RESONANCE OPERATING MODE OF A TWO-MASS VIBRATION HARDENING UNIT ON THE FOUN-DATION AND SPECIFIC POWER COSTS KW VIBRATION HARDENING MACHINE KW TWO-MASS SYSTEM KW NEAR-RESONANCE MODES KW OSCILLATION AMPLITUDE KW PNEUMATIC RUBBER-CORD CHAMBERS (PRC) KW POWER COSTS JO Voronezh Scientific-Technical Bulletin AU Merchalov, S.V. AU Merchalov, A.S. AU Pryadkin, V.I. PY 2025 IS 1 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov