... 滑坡防治 landslide preventive treatment 焊接长钢轨 long welded rail 工务修配厂 maintenance of way shop ...
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long welded rail track 长轨线路
long welded rail trair coolingk 长轨线路
Long Welded Rail Lying Temperature 长焊轨铺设温度
long welded rail trair conditionerk 长轨线路
long welded rail trair conditioningk 长轨线路
long welded rail trwoulsternsupporting currentk 长轨线路
welded long rail 焊接长钢轨
·2,447,543篇论文数据，部分数据来源于NoteExpress
Long rails in jointless track are usually made on welded rail site or in railway welded rail factory.
无缝线路长钢轨通常由铁路焊轨厂或现场焊轨基地焊接。
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