支撑树 meaning in Chinese

spanning tree

Asymptotic enumeration theorem for the number of spanning trees in grids and tori
格子图与环纹面的支撑树数的渐近定理
Concretely we discuss the application of the shortest path problem , traveling salesman problerm and project management method on the touring itinerary improvement of travel agency . furthermore , we explore the use of minimum spanning tree problem , overlaid problerm and maximum flow problerm on the touring itinerary improvement of scenic spots . and also enclosed detailed spreadsheet solutions
具体的，讨论了最短路问题、旅行商问题和排程问题在旅行社线路优化中的应用；讨论了最小支撑树问题、覆盖问题和最大流问题在旅游景区线路优化中的运用，并在附录中给出了详细的电子表格解法。