将裂纹检测算法运用到裂纹自动检测系统以及裂纹扩展行为监测中不仅大大降低了劳动时间和劳动强度，而且提高了测量的准确性-The crack detection algorithm applied to automatically detect cracks and crack propagation behavior surveillance system not only greatly reduce the labor time and labor intensity, but also improve the accuracy of the measurement