中文摘要：

提出了基于BPMN规范的三维业务流程模型，并采用模型驱动的开发方法和基于Eclipse插件实现了原型系统OnceBPD；最后利用该系统展示了一个旅行登记流程模型的案例。

英文摘要：

This paper proposed a three-dimensional business process model according to the BPMN specification. Based on this model, and by using model driven development method and Eclipse plug-in platform, implemented the prototype system called OnceBPD. Finally it presented how to design a travel booking process with the system.