The characteristic quantity(length, width, circularity and complexity) of hole and sew obtained from FMI image if used to carry out quantitative analysis of FMI image.

• 从FMI图像中得到了孔洞及裂缝的形状特征量(长度、宽度、圆度或复杂度等)。达到对FMI图像的定性和定量分析。