TY JOUR TI Engineering support for the manufacture of gears of aviation gas turbine engines providing for the instability of the physical and mechanical properties of their materials KW gas turbine aircraft engine KW gear wheel KW physical and mechanical properties KW structural material KW hardened material of the sur-face layer KW the core of the material JO Science intensive technologies in mechanical engineering AU Bezyazychnyy, V.F. AU Evgeniya, V.S. PY 2023 IS 2023 PB Bryansk State Technical University