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.
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。
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