... 焊接操作 welding operation 焊接长钢轨 welded long rail 焊接车间 welding shop ...
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long welded rail 焊接长钢轨
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
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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