напряженно-деформированное состояние stress-strain state 12 напружено-деформований стан 12 УДК 539.3 10 UDC 539.3 4 622.519.6 2 624.07 2 K-200-130 steam turbine 2 UDC 621.125 2 UDC 621.165.62-192 2 UDC 624.953 2 balance of displacements 2 bearing surface of the tooth 2 blade profile 2 contact 2 contact problem 2 control valve 2 crack 2 dimensionless parameters 2 electrolyser 2 equivalent stresses 2 experimental research 2 express-model 2 finite element method 2 finite element technique 2 flange connection 2 hydrogenation 2 hydroturbine 2 launch vehicle 2 material consumption 2