HIGHLIGHTS
- who: Xin Huang and collaborators from the increased the burden on the rail network, and also increases the macro damage risk to the rails, such as bending, torsion, compression, elongation, wear and fracture, which pose a major threat to the safe operation of the train [3, ]The largest proportion of these damages is the contact fatigue damage caused by long-term stress accumulation [5], which is the main hidden danger threatening the safe operation of the rails [6]. This kind of damage exists in the form of small cracks at the initial stage. With the accumulation of . . .
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