道路交通查询：兰州道路交通网采用邻接矩阵（或邻接表）表示，包括道路交通网邻接矩阵（或邻接表）的建立、路径（或时间）的查询、最短路径（或最短时间）的查找、显示输出等功能；兰州道路交通网中顶点表示地名、图上的弧表示两地之间有路径存在、弧上的权值表示两地之间的距离（或时间）；

-Road Traffic Inquiry: Maryland road transport network using adjacency matrix (or adjacency list) that the road transport network including the adjacency matrix (or adjacency list) the establishment of the path (or time) of the query, the shortest path (or shortest time) to find, display features such as　Maryland road transport network, said vertex names, maps of the arc that the path between the two exists, the right value on the arc that the distance between the two (or time)