高校人员信息管理系统设计。某高校有四类员工：教师、实验员、行政人员，教师兼行政人员；共有的信息包括：编号、姓名、性别、年龄等。-Design of College personnel information management system. There are four classes in a college employees: teachers, laboratory assistants, administrative staff, teachers and administrative staff　shared information includes: number, name, sex, age and the like.