本发明改 进了耐弯曲疲劳性，并且不降低阻气性和耐热性。
The present invention improves bending fatigue resistance without reducing the gas barrier properties and heat resistance.
这种等应力试样在研究弯曲疲劳，尤其是在弯曲条件下研究疲劳过程中裂纹产生和扩展机理时，将显示出明显的优越性。
The superiority of this design over the conventional one will reveal itself in the studies on the mechanisms of crack initiation and growth in fatigue process under bending condition.
本文运用三维有限元法，从零件可靠性设计这个角度分析了曲轴单拐的弯曲疲劳强度。
The paper analyses the bending fatigue strength of a crankshaft single crank from the view point of reliability design by means of 3d finite element method.
特别是对齿根过渡曲线白勺准确建模，保证了对齿根弯曲疲劳强度停止有限元分析白勺准确性。
Especially the accurate modeling of the transition curve of dedendum, which ensures the accuracy of bending fatigue strength of the tooth root by the finite element analysis.
通过对弯曲疲劳加载后的剩余模量进行理论分析，验证了理论分析和实验数据之问的一致性，为实际预测复合材料剩余模量提供了依据。
Comparisons made between experimental data and a theoretical fatigue model show good agreement, which can be used to predict the fatigue residual modulus of composites.
通过对弯曲疲劳加载后的剩余模量进行理论分析，验证了理论分析和实验数据之问的一致性，为实际预测复合材料剩余模量提供了依据。
Comparisons made between experimental data and a theoretical fatigue model show good agreement, which can be used to predict the fatigue residual modulus of composites.
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