图书管理工作非常繁杂，包括图书查询，借书，还书等。我们力图用计算机来代人来完成这些工作，便借书还书更加简单快捷。这样可以大大的减轻工作人员的负担。-Library management is very complicated, including books inquiry, library, return books and so on. We tried to use the computer to complete the work of generations, it is more s