此代码是学生成绩管理系统，采用TC环境开发，内涵又开始时候的动画“欢迎登陆”，然后需要输入密码才可以加入，采用下拉式菜单，结尾也有动画“谢谢使用”，很不错的源码-This code is a student achievement management system that uses TC environmental development, meaning when the animation began, " Welcome" , and then need to ente