中国商品车铁路运输竞争力分析--以京津冀地区为例
李世琦1a,1b, 郎茂祥1a,1b, 于雪峤2, 卢越1a,1b, 李成立3

Competitiveness analysis of commercial vehicle railway transportation in China:a case study of Beijing-Tianjin-Hebei region
LI Shiqi1a,1b, LANG Maoxiang1a,1b, YU Xueqiao2, LU Yue1a,1b, LI Chengli3
铁路两端公路短驳费率对铁路运输竞争力的影响