logical system design

基本解释

The objective is to identify and link these key functions and data elements, yielding a logical system design.
目的是要区分并联接这些关键的功能和数据元素，随之产生逻辑系统设计。
In this paper a distributed teaching affairs management system has been introduced. Its functions, logical structure and system design method have been described.
本文介绍了分布式教务管理系统的功能、逻辑结构及系统设计的特点。
Basing on system logical design and physical, we ascertain that the main backup way is offline backup and assistant backup way is export and realize system automatic backup.
根据系统类型特点，确定了主备份方式为脱机备份，辅助备份力式为导出，实现了系统自动备份。