多媒体教学演示系统，高中物理中的两个铁球同时落地的演示系统。-Demonstration of multi-media teaching system, high school physics in the two iron ball landed at the same time the demonstration system.

社会考试培训教师管理系统，具有教师信息管理，班级信息管理，学生信息管理等各种功能-Social examination training management system for teachers, with teaching information management, information management class, student information management and other functions