释义 |
logical model短语⁷⁷⁷⁴¹ 基本例句 逻辑模型 Thelogical modelfor a relational database normalizes the entities and relationships into tables with foreign key constraints.关系型数据库的逻辑模型进一步规范化这些实体和关系,并形成带有主外键约束的表。 How are general representational constructs used to encapsulate information about the elements defined in thelogical model?大会代表是如何构建用于封装信息内容界定的逻辑模型? |