Owing to the increasing demand for raising the thrust weight ratio of modern aero engine, it is very important to optimize the structures of the components.
现代航空发动机不断追求提高推重比，优化其零部件的结构设计日益重要。
So in this paper, research work on the assessment methods of fatigue life reliability analysis of aero-engine components and its application were made.
本文拟研究航空发动机零构件寿命可靠性试验评估方法及在工程中的应用。
The severe safety accidents are induced because the fatigue cracks in fan blade of the aero-engine generally result in the malfunctions of the engine components.
航空发动机风扇叶片常常因为疲劳裂纹而引起整个结构的损坏，导致重大的安全事故。
The typical P/M components used in aero-engine were listed. The potential applications and research directions of powder metallurgy technologies were put forward.
最后指出了粉末冶金技术在航空发动机中的应用潜力和研究方向。
The typical P/M components used in aero-engine were listed. The potential applications and research directions of powder metallurgy technologies were put forward.
最后指出了粉末冶金技术在航空发动机中的应用潜力和研究方向。
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