首先，一个分析员创建了一个包括图的业务过程描述。
First, an analyst creates a description of the business process including a diagram.
业务分析员在理解业务过程描述，为每一个业务过程创建活动图时，可能要花相当长的一段时间。
It may take a long time and significant effort for business analysts to go through the business process descriptions and create activity diagrams for each business process.
该文研究了工作流技术中的业务过程描述方式，设计了一个业务过程模型，并对其结构正确性和语义正确性进行了证明和分析。
In this paper, after studying the description of business process in workflow system, a kind of service process model is defined, and the structure correctness and semantic validity are analysed.
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