The regression statistical method has been used to analyze the law of stress and strain as The Times under the function of axial load increases.
研究了铺装层应力场分布，回归统计了随轴载作用次数增加，应力应变的变化规律。
2
The deformation and stress condition of the micro-composite are studied according to the shear-lag theory and strain-hardening law.
按照剪切滞后理论和应变硬化规律，研究微复合材料的变形和应力状态。
3
Besides, in the position of larger value stress the local strain is smaller that coincide with the law of stress and strain change during the common forging process.