本文利用复数表示法，得出从动转子中心作平面一般运动情况下的凸轮廓线的设计方法。
With the help of complex number operation, the author has developed a method for designing the contour of a CAM whose follower keeps a general plane motion.
提出GB/T17453中加粗轮廓线表示法的应用场合及其与涂黑表示法的根本区别。
The appropriate application of bold profile line stipulated in GB/T17453 was discussed, and the difference between this representation and black spreading representation was, then, pointed out.
针对图像中字符识别技术的应用需求，提出了轮廓跟踪算法的改进算法，在链码表示法基础上提出了轮廓表存储结构。
To fulfill the application requirement of character recognition in image, an improved algorithm for contour following algorithm was proposed and a contour list based on chain code was presented.
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