Fields are the basic units of data storage, and each field typically contains information pertaining to one aspect or attribute of the entity described by the database.
域是数据存储的基本单位，每个域一般含有由数据库描述的属于实体的一个方面或一个特性的信息。
The subsystem is based on distribution database structure design. A new database system design method, named as basic working units and data-oriented, is utilized.
变电运行系统基于分布式数据库系统设计，采用了面向班组、面向基础数据的设计思想。
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