提出了一种求解等边三角形及其内切圆的图像圆环点坐标新方法。
A new method for solving the coordinates of circular points in an image of an equilateral triangle and its inscribed circle was proposed.
从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。
It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.
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