The quadratic isoparametric interpolation is adopted in discretization. An approximate averaging method is proposed to smooth out the boundary stresses and more accurate results are thereby obtained.
离散化采用二次等参插值，对应力计算结果作了取近似平均值处理，精度显著提高。
The paper develops general interpolation principals for parametric curves with constant feedrate, and contour error's approximate evaluations are discussed also.
阐述了参数曲线恒速插补的通用原理，同时讨论了轮廓误差近似计算方法。
A computational formula of approximate value of minimum point and minimum value for some particular functions was infered by interpolation method of equidistant points.
利用等距节点的插值的方法 ，推导出某些特殊函数的最小点及最小值的近似值的计算公式 。
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