Combining with the programming and implementation of railway vehicle virtual-prototyping system, the process chains and product models, model contents and formats, relationships between different models of railway car are analyzed.

• 结合铁路机车车辆虚拟样机系统的规划与实施,针对铁路客车产品特点进行产品定义模型的应用研究,分析客车研发和设计过程链及其产品模型、模型内容和格式,以及各类模型之间的关系。