A fault in the wheelflat of a railroad car would threaten the safety of the car.
铁道车辆踏面平轮故障危及列车行车安全。
2
Several dynamic inspection methods for wheelflat in our country and abroad are described.
介绍了几种国内外车轮扁疤动态检测方法，并对其优缺点作了简要对比。
3
The dynamic inspection system for wheelflat on railway wheel inspects and measures the positions and dimensions online on the basis of the value of impact force on rail by the wheels.