通过数字信息处理技术对图码中的直线元素进行提取、定位、计算寻找进而完成识别过程。
Through digital information processing technology, we apply extracting, allocating, calculating methods to the lines in the object so as to finish the recognition task.
最后，要注意图形元素(像长方形、直线、圆形)都不是部件！
Lastly, note that graphical elements such as rectangles, lines, and circles are not widgets!
基础是直线、矩形、形状、图片和文本这些元素。
The primitives are elements such as lines, rectangles, shapes, images, and text.
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