You fancy yourself as cheme ?

你幻想自己是鸭长明吗？

This paper introduces the necessity of data backup and some problems that should be considered while designing the backup scheme , combining with the actual conditions of the library of nanjing university of aeronautics and astronautics , expounds the resolvings cheme on the centralized backup of library 's data in detail .

简介了数据备份的必要性及设计备份方案时需考虑的问题，结合南京航空航天大学图书馆的实际情况，详细阐述了图书馆数据集中备份解决方案。