系统的功能需求包括以下几方面。

（1）　　客户可以通过不同的方式（包括电话、前台、网上）预订书籍。

（2）　　能够保存客户的预订申请单。

（3）　　能够保存客户的历史记录。

（4）　　员工可以处理客户申请。

（5）　　技术人员可以保存对书籍检修的结果。

-System functional requirements include the following. (1) customers through different means (including telephone, front desk, on-line) book reservations. (2) be able to save customers booking application form. (3) to preserve historical records of customers. (4) employees can apply for the handling of customers. (5) technical personnel can save the results of inspection of books.