通过对弹性半空间问题基本方程的简化求解，可计算任意分布力作用下的弹性接触变形问题。

Based on the numerical solution for the equation of the elastic half-space problems, the local elastic flattening from the arbitrary force distribution can be evaluated.

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从圆弧齿轮齿面微分几何分析、弹性接触变形和跑合磨损分析，建立了具有二维表面速度的点接触弹流基本模型。

Based on the fuzzy mathematics and the theory of the reliability design, the mathematics model of the fuzzy reliability design of the circular arc gears is established.

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基于现有的单螺母滚珠丝杠副弹性变形理论基础，建立了滚珠丝杠副弹性接触变形的模型并得到改进的轴向变形公式。

Based on the current elastic deformation theory of single-nut ball screw, a model of ball screw was developed and a modified formula of axial deformation of ball screw was derived.

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