Bo Xu, Yong Xu, Jiaqing Liang, Chenhao Xie, Bin Liang, Wanyun Cui, and Yanghua Xiao. CN-DBpedia: A Never-Ending Chinese Knowledge Extraction System. In International Conference on Industrial, Engineering and Other Applications of Applied Intelligent Systems, pp. 428-438. Springer, Cham, 2017.
| 中文名 | 国道主干线 | |
| 主要连接 | 首都、直辖市、各省省会 | |
| 外文名称 | national main trunk line | |
| 总里程 | 约3.5万km | |
| 所属类别 | 交通运输 | |
| 路线标准 | 高速公路技术 |