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分析了机车走行部弹簧裂损的原因及裂纹位置,提出了超声波探伤方法,并介绍了缺陷波形判断方法、特点以及探伤检测时注意的问题。
The cause of the spring crack and the position of the crack in the running part of the locomotive are analyzed. The ultrasonic flaw detection method is put forward. The method and the characteristics of the flaw waveform and the problems to be noticed in the flaw detection are introduced.