The press fit defect of railway wheelset would cause serious safety problem on the train.
轮对的勒伤缺陷对火车的运行安全危害严重。
Find parts defect of safety and change it, keep tools run stable.
发现设备特殊器件的安全隐患，及时更换和维护设备运行的稳定性。
Find parts defect of safety and change it, keep tools run stable.
发现设备特殊器件的安全隐患，及时更换和维护设备运行的稳定性。
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