针对25T型软卧车出现的振动异常问题,排查了影响车辆振动的各种可能因素,并通过理论与实际的分析,最终确定了导致车辆振动的几种主要因素及产生的原因,为消除这种异常振动提供了必要的理论依据。 Aiming at the abnormal vibration of 25T soft sleeper vehicle, various possible factors that affect vehicle vibration were investigated. Through theoretical and practical analysis, several main factors leading to vehicle vibration and their causes were finally determined. In order to eliminate this Abnormal vibration provides the necessary theoretical basis.