系统功能主要有试题添加与管理、用户管理、记录查询等。界面实现方面使用了SkinMagicTrial.dll界面库，这样实现起来方便多了。-There are questions to add system functions and management, user management, record inquiries. Interface to achieve the use of SkinMagicTrial.dll interface library, so much more con