摘要: U在UML类图中,常见的有以下几种关系: 泛化(Generalization), 实现(Realization),关联(Association),聚合(Aggregation),组合(Composition),依赖(Dependency) 1. 泛化(Generalization) 【泛化关系】:是 阅读全文
posted @ 2018-07-24 14:47 jianhuazhao 阅读(176) 评论(0) 推荐(0) 编辑