图书管理系统具备基本的借书、还书，查书、读者注册登录功能，此外，它还增加了一个预约图书的功能，使读者在借不到书的情况下先进行预约，方便了读者-Library management system with a basic library, but also books, reference books, readers register login feature, in addition, it adds a reservation book, enabling readers to take