粒子图像分割及匹配均为自行编制的子例程，主要为数据分析和统计，应用小区域方差对比，程序简单，微分方程组数值解方法，包括面积、周长、矩形度、伸长度。-Particle image segmentation and matching subroutines themselves are prepared, Mainly for data analysis and statistics, Application of small area variance comparison, simple procedures, Numerical solution of differential equations method, Including the area, perimeter, rectangular, elongation.