“entity-relationship model”的概念、定义、翻译、参考文献-科学参考

单词	entity-relationship model
释义	entity-relationship model Encyclopedia 理学数据库系统设计释 entity-relationship model实体关系模型通过客观事物及其联系进行形式化描述的数据模型。又称实体-联系模型、E-R模型。 Computer 数据库数据库理论释文 entity-relationship model实体-联系模型
随便看	John Ⅲ Bernoulli (1744—1807) Johor JOIDES Resolution join join dependency joinder of punishments for plural crimes Joined Jade-Disks from the Treasures of Dharma Joined the Army at Fifteen joined timber for non-structural Joined timber for structure join-embedding join-endomorphism joinery and non-structural carpentry joinery board join-extension join-homomorphic image join-homomorphism join-independence join infinite distributive join-infinite distributivity Joining Forces at Elbe River joining the universal quantifier join-irreducible element join-isomorphism join of complexes

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