理学 数据库系统 释 relational database 关系数据库 采用关系模型的数据库。 理学 云计算 释 relational database 关系数据库 采用关系模型（relational model）来组织数据的数字数据库，一种可以存储数据，也可以选择性进行功能实现的永久性存储机制。
数据库 数据库管理系统及其实现技术 释文 relational database 关系数据库
- bounded set of real numbers
- bounded solution
- bounded space
- bounded subset
- bounded summability field
- bounded symmetric domain
- bounded symmetric group
- bounded topology
- bounded torsion group
- bounded transformation
- bounded truth-table reducible to
- bounded Turing reducible to
- bounded ultrapower
- bounded universal quantifier
- bounded upwards
- bounded variable
- bounded-variable technique
- bounded variation
- bounded variation function
- bounded vector lattice
- bounded vector measure
- bound electron
- bound energy
- bound-free absorption
- bound free laser