The content of workflow is a serial of connection with each parts, taking action of operationactivity or mission automatically.
工作流的内容就是一系列相互衔接，自动进行的业务活动或任务。
2
The operation semantics carries the original design data and actual operation process to express design intent and operationactivity in conventional CAD systems.
操作语义包含原始设计数据和实际操作过程，表达CAD系统中的设计者意图和操作活动。
3
An example is used to illustrate how to design classify cargo and operationactivity-based cost measuring method and control costs in a certain bulk cargo terminal.