在轨道交通中，钢轨由于自身材质的缺陷以及长期受到各种外力复合作用会使得钢轨发生折断现象。
Variety of rail defects and long-term of external force will cause the phenomenon of rail fracture. There are two common reasons which will causes rail break.
在轨道交通中，钢轨由于自身材质的缺陷以及长期受到各种外力复合作用会使得钢轨发生折断现象。
Variety of rail defects and long-term of external force will cause the phenomenon of rail fracture. There are two common reasons which will causes rail break.
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