校无忧成绩查询系统是为了满足学校教务管理中学生成绩查询的需求而制作，提高了学校教务管理的方便和实用性。系统适用于学校、教育机构、企事业单位在互联网上进行网上成绩查询的在线平台。(Xiao5u performance inquiry system is designed to meet the needs of students'performance inquiry in school educational administration management, which improves t