理学 数据库系统 释 data model 数据模型 数据库领域中定义数据及其操作的抽象表示方式。数据模型是数据库系统的核心和基础。各种数据库管理系统（DBMS）软件都是基于某种数据模型的。
data model 数据模型
数据库 数据库理论 释文 data model 数据模型
- antitrust proceedings
- antitrypanosomal drugs in veterinary medicine
- antitubercular agent
- antituberculotic drug
- antitumor activity and toxicide
- antitumor peptide
- Anti-Tuntian Movement
- antitussive drugs
- anti-twilight
- antitwilight
- anti U1RNP antibody
- antiulcer agents
- anti-ultraviolet composites
- anti-ultraviolet finishing
- anti-unfair competition enforcement procedure
- anti-unfair competition law
- Anti-Unfair Competition Law of the People's Republic of China
- antiunitarity
- antiunitary
- antiunitary operator
- antivertex
- antiviral adaptive immunity
- antiviral drug
- antiviral drugs
- antiviral immunity