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Re:我考虑如果线段不相交，切点（3323 UV上一点P和线段AB两个端点共圆）位置是极大吧，能不能二分半径的长度，找到圆心在UV上的投影In Reply To:我考虑如果线段不相交，切点（）位置是极大吧 Posted by:sothink at 2009-10-14 16:34:54 Followed by:
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