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凸弧
[数] convex arc
- 凸弧：滚道表面或滚子表面突起的修形。曲率无法通过肉眼来分辨。
CROWN : A convex surface on the raceway of a cone or the outer diameter of a roller. Degree of curvature cannot be determined by the naked eye. - 提出了网格处理法用于计算人体外轮廓周长，并与凸弧法的周长测量结果作了比较和评价。
I present the mesh processing method in body contour's perimeter calculation and then compare and estimate it with the convex method in perimeter calculation. - 由于安全系数的目标函数是非凸的、多变量的并且存在多个极小值，所以一般边坡最危险滑弧的搜索是困难的。
Because the objective function of the safety of factor is nonconvex, multi-variable, and existing many minimums, searching the most dangerous failure surface usually is difficult.
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