能够递归实现输电断面的识别；功能强大；谱聚类算法，IEEE39,14节点测试通过。可以自由拓展，对电力系统研究方向的同学有用(It can recognize transmission section recursively, and has powerful function. The spectrum clustering algorithm has passed the test of IEEE39,14 nodes. It can be expanded freely and is useful for students who are studying the direction of power system research.)