Conic curve is a basic element in computer graphics and computer aided geometric design.
二次曲线是计算机图形学和计算机辅助几何设计中的基本体素之一。
A finite element-curve fitting method for determining the rigidity of back filling soil, which is a basic component factor of the model, is also given in this paper.
并为了求得模型中的基本组成因素——土体刚度，提出有限元-曲线拟合法。
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