选择出有代表性的场景来编制预案有利于预案将来根据实际情况进行调整。以发生时间、地点、类型和动用资源来描述不同场景之间的差异度,在一定差异度标准下,构建每一个场景所能代表的场景集合,建立教学模型进行选择。最后给出一个算例说明模型的使用过程。 Select a representative scenario to prepare plans will help plan the future according to the actual situation to be adjusted. According to the time, place, type and resources, the differences between different scenes are described. Under a certain degree of difference standard, a set of scenes that every scene can represent is constructed, and a teaching model is established for selection. Finally, an example is given to show how the model is used.