对快运货物列车编组方案进行优化，有利于扩大快运货物列车开行规模和效益。
That is beneficial to the expanding the size of express freight train operation and the benefits.
高摩合成闸瓦不仅是重载列车配套制动技术之一，也是提速及快运货车配套制动技术之一。
The high friction composite brake block is one of the new technologies applied to both the Heavy - haul Freight Train and the Rapid Freight Train.
高摩合成闸瓦不仅是重载列车配套制动技术之一，也是提速及快运货车配套制动技术之一。
The high friction composite brake block is one of the new technologies applied to both the Heavy - haul Freight Train and the Rapid Freight Train.
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