n.散布；散置；点缀
It has the largest edge, the biggest Interspersion and Juxtaposition index (IJI), and the smallest mean nearest neighbor distance (MNN) (only 144m). 其边缘最长，邻接程度最高（IJI为75.
long-period interspersion 长周期散布
long period interspersion 长周期散布
short period interspersion 短周期散布
