Conclusion These three approaches are all useful tool in analysis of interaction between time-fixedfactors and time-varying variables.
结论三种方法都是分析固定因素和伴时变量交互作用的有效工具。
2
The sequence of tasks in a typical real-world business workflow is dynamic in nature: the sequence is normally not fixed and depends on factors that can be decided only during execution.
The three primary areas in this equation consisting of fixed and variable factors are: the marshalling, transport, and unmarshalling of the procedure data.