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基于可动心轨式道岔结构的主要特点，建立了列车－可动心轨道岔系统空间耦合振动分析模型，并用于分析不同车型的列车、速度、轴重等因素对我国１２号可动心轨提速道岔动力特性的影响。
Based on the main characteristics of movable heart-shaped turnout structure, the space-coupled vibration analysis model of train-movable heart-rail switch system is established and used to analyze the influence of different train types such as train, speed and axle load on the power of 12 # Effect of characteristics.