一个简单的登陆界面，能实现登陆、新用户注册功能。登陆后是一个计算器，用户可进行简单计算，计算结果和登陆信息可查询。-A simple login screen, to achieve landing, new user registration feature. After landing a calculator, the user can perform simple calculations, calculations and login information can be found.

智能粮仓安全测控系统，支持注册人员登陆，登陆信息数据库管理，双向串口通信，模拟、数字电压采集，测试报表打印，测试数据数据库管理等-Safety monitoring system of intelligent granary, support the registration personnel landing, landing information database management, bidirectional serial communication, analog, digital

图书馆管理系统（可进行用户的登陆注册，图书的删减，借还书）-Library management system (for registered user login, book, book borrowed)

这是一个我自己做的安装程序，任意一台电脑均可安装，安装完成直接打开运行即可，主界面是一个输入用户名，密码即可登陆，登陆完成后，则可实现温度采集，电机调速，光强测量，波形信号的采集等。(This is one of my own setup, any computer can be installed, the installation is complete direct operation can be opened, the main interface is a username, pas