
Research on the Comparison and Selection of Gradient Schemes of the Karst Region on Qianjiang - Zhangjiajie - Changde Railway
LI Jin - cheng
Journal of Railway Engineering Society ›› 2015, Vol. 32 ›› Issue (9) : 13-18.
Research on the Comparison and Selection of Gradient Schemes of the Karst Region on Qianjiang - Zhangjiajie - Changde Railway
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