According to the characteristics of loads on blades, a model for estimating fatigue life of blades is presented based on three-dimensional finite element method and improved local strain method.
根据汽轮机低压叶片所受载荷的特点，建立了一种基于三维有限元法和改进局部应力应变法的叶片疲劳寿命预测模型。
Objective To explore a fast and precise method for the establishment of three-dimensional finite element model of lumbar.
目的探索一种快速、精确的建立腰椎三维有限元模型的简便方法。
Three dimensional finite element computing model is established and the effect of stemming length to deep hole bench blasting is studied by three dimensional finite element method.
采用三维有限元数值分析法，通过建立三维有限元计算模型，分析堵塞长度对堵塞区有效应力场的影响。
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