河北省张家口市阳原县-道路运输业-宣大入口货车、专项作业车、合计数据

该数据资源为宣大高速公路联网收费中心在履行高速公路通行车辆数据统计、收费运营管理职权过程中产生，包含入口货车及专项作业车的通行车次、车型分类、通行时间、收费站归属等具体信息。

This dataset is generated by the Xuanda Expressway Networked Toll Collection Center during the exercise of its statutory functions, which include statistics on passing vehicle data of expressways and toll operation management. It contains specific information such as the number of passing trips, vehicle type classification, passing time and affiliated toll station for entrance freight vehicles and special operation vehicles.