最后提出了一种数据库加密系统的实现方案，并给出了主要功能模块。
At last an implementation project of database encryption system and its main module are given.
文中系统介绍了基于“继电器功能模块”的程序设计方法和具体实现技术。
This thesis expounds the function character of management system, the structure of software and realization.
文中系统介绍了基于“继电器功能模块”的程序设计方法和具体实现技术。
This thesis expounds the function character of management system, the structure of software and realization.
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