本系统是一个基本的图书管理系统，严格按照数据库系统开发的设计流程实现。附带相应的技术文档，可以参考在此基础上进而开发更加完善的系统。-This system is a basic library management system, database system developed in strict accordance with the design process implementation. On this basis, can refer to and further develo