venous-leak 发表于 2025-3-30 10:46:32
http://reply.papertrans.cn/43/4266/426507/426507_51.png补角 发表于 2025-3-30 12:22:12
http://reply.papertrans.cn/43/4266/426507/426507_52.png云状 发表于 2025-3-30 18:10:24
http://reply.papertrans.cn/43/4266/426507/426507_53.pngLigament 发表于 2025-3-30 23:50:48
Analysis of Dynamic Behavior of the Transition Section Between Ballast Track and Ballastless Track,There are a large number of bridges, grade crossings and rigid culverts involved in railway transportation, which result in plenty of track transitions.