The way to process non-arc curves was discussed. Illustrating ellipse and sinusoid curves, the coordinate conversion and programming in the process of using macro command were stated.
探讨了常见非圆弧曲线的加工方法，并以椭圆及正弦曲线为例，叙述了在使用宏指令加工过程中坐标值的数据转换及程序编制。
A new method for studying corrosion resistance of conversion films was developed with cyclic anodic polarization curves in this paper.
提出利用循环阳极极化曲线研究转化膜耐腐蚀性能的方法。
As we know, it is both convenient and practical to describe curves and surfaces by matrix representation in CAGD, such as facilitating the evaluation and conversion of the curves and surfaces.
我们知道，曲线曲面的矩阵形式在计算机辅助几何设计的实际应用中是非常必要的并且存在很好的应用价值，例如方便于曲线曲面的求值和转换等。
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