So now we have a standard for modeling business processes and implementing a process execution model.
所以，我们具有了对业务流程建模的标准，也有了实现业务执行模型的标准。
Process interpretation and loading module, process execution model, and database model are researched.
本文研究了流程解析与加载模块、流程执行模块，及数据库实现模块。
In the process execution model, the workflow instances execution principles and engine execution design, the design of the key classes and the parallel assembly routing algorithm are researched.
在流程执行模块中，本文主要研究了工作流实例的运行原理和引擎执行的设计、关键类的设计、并发聚合路由算法设计。
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