Based on profound study of various position relations between a line segment and a circle, a simple and rapid clipping algorithm for circular window is presented in this paper.
通过对直线段相对圆的各种位置关系作深入的研究，提出了一种简单而迅速的圆形窗口裁剪算法。
This paper presents a new method of form-grinding of involute gears, using a segment of involute curve produced by a smaller base circle disk to replace a desired involute curve.
本文采用较小基圆渐开线代替齿轮渐开线，创造出新的渐开线成形砂轮修整器。
This paper presents a new method of form-grinding of involute gears, using a segment of involute curve produced by a smaller base circle disk to replace a desired involute curve.
本文采用较小基圆渐开线代替齿轮渐开线，创造出新的渐开线成形砂轮修整器。
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