可用于人员管理，比如学生的学籍管理。可以显示学生的各种信息-for personnel management, such as the management of any pupil. Students can show all kinds of information

主要负责学生的学籍信息管理，主要有增加，删除和更改功能。-Pupil is mainly responsible for information management, mainly to add, delete and change functions.