在适当的条件下，曲线可精确表示抛物线、圆弧、椭圆弧。
In the proper conditions, it provides exact reproduction of parabola and elliptic arc.
重点讨论了椭圆弧和样条曲线、样条曲线和样条曲线之间的模糊识别。
Have discussed the fuzzy discernment among oval arc and spline curve, spline curve and spline curve especially.
试验和计算的结果表明：弹性角隅的应力集中系数比椭圆弧角隅降低15%左右。
According to results of tests and calculations, it is shown that the stress concentration coefficient of elastic corner is less about 15% than the ellipse arc corner.
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