尽管一些书写用例的方法将它描述成叙述用例事务的另一种方法，但毕竟它不是标准的方式。
Although some approaches on writing use cases prescribe this alternate method of delineating use case transactions, it is by no means the standard way. 5.
在代收货款信息处理系统详细设计这部分，主要以uml表现形式的用例、顺序图、类图来叙述整个设计过程。
In the detail design part of the information processing system of collection payment, this thesis used UML use case, sequence diagram and class diagram to describe the entire design process.
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