四旋翼无人机建模及其PID控制律设计

语言之间跨平台的接口调用，非常有用，规避单语言功能(Cross platform interface calls between languages are very useful to avoid single language functions)

通过按键操作LED灯，所用的板子是普中开发板，调试的非常好(Operating the LED lamp by pressing the button)

也是一款定时关机的程序-A shutdown procedures

Internet Download Manager

功能说明： 1.支持UBB 2.支持版主回复. 3.支持留言删除. 4.支持管理密码修改. 5.管理员可查看留言网友IP地址. 6.过滤""字符带来的安全隐患. 后台登陆:mofei_login.asp 用户名和密码为mofei -Function Description: 1. Support UBB2. Support Moderators Reply .3. Support message delete .4. To support the management of the password modify .5. Administrators can view the message User IP Address .6.

说明：  输入海水温度、盐度等参数，能够计算不同频率下的海水介电常数(sea water dielectric constant)

说明：  全屏简洁带索引幻灯片是一款基于jquery的自动播放焦点图，可自行设置时(Full-screen concise slide with index is a jquery-based automatic playback focus map, which can be set by itself.)

Reerse Access channel.

状态机的描述,可以从简单到复杂,供初学者使用是很好的起步例子.-State machine description, can be from simple to complex, for beginners to use is a good starting example.

适合企业使用的考勤系统，可以记录每个员工的考勤情况。(Attendance system for business use, you can record each employee' s attendance.)