对二值化断裂裂缝进行裂缝拼接，按照裂缝角度、裂缝端点距离进行生长拼接，能够有效克服噪声点，完成裂缝拼接。(Fracture splitting of the binary fracture is carried out. According to the fracture angle and the distance between the fracture ends, splicing is carried out, which ca