Cavitation erosion and wear are the major problems of hydraulic turbines and other hydro-equipments.
汽蚀和磨损是水轮机和其他过流部件普遍存在的主要问题。
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The larger tension stress in the hydraulic turbine blades, grain coarsening in the heat-affected zone and the causticity of fluid medium are the major causes of cavitation erosion.