说明：  一个图象处理处理程序,可实现边缘检测,轮廓提取,模板匹配,Hough变换,投影,图象复原,阀植分割,等功能,自己去研究吧,还有更多功能
(an image processing and handling procedures can be realized edge detection, contour extraction, template matching, Hough transform, Projection, image recovery, valve plant segmentation, and other functions, to study it themselves, but more functional)