Post by taolibuyan: 有补机的货运列车，罕见，主要是用在上坡路段。Freight trains with supplementary engines, which are rare, are mainly used on uphill sections. https://t.co/svZAvRZzA1
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taolibuyan
@yanguolius48207有补机的货运列车，罕见，主要是用在上坡路段。Freight trains with supplementary engines, which are rare, are mainly used on uphill sections. [ 网页链接 ↗ ]
