【摘要】 对电站汽轮机叶片的工况与选材进行了简要介绍，论述了叶片各种疲劳失效方式及原因，从叶片设计与材质、加工与安装、运行与维护等角度，给出了预防疲劳失效的措施。更多还原

【Abstract】 This article gives a brief introduction for the material choice of turbine blades.It discase thedifferent reasons and forms of blads fatigue fallure.And at the same time,it gives ways of how to preventfatigue failure from the point of blade design, znaterial, machining, assemble, operation and maintenance.更多还原