Title: Gong lu jiao tong ke chi xu fa zhan wen ti yan jiu
Description: Ben shu yong xi tong fen xi yuan li, Cai yong ding xing he ding liang fen xi de fang fa, Dui gong lu jiao tong xi tong ke chi xu fa zhan fen xi yu ping jia wen ti jin xing le shen ru de yan jiu.
Subjects: Gong lu yun shu, Yun shu jing ji, Ke chi xu fa zhan, Yan jiu
Time periods: Zhongguo