Form1

将出租车采集到的GPS数据匹配到电子地图上，并将车辆定位在道路上。(The taxi collected GPS data matching to the electronic map, and the position of the vehicle on the road.)

基于51单片机的超声波测距，可实现距离报警功能(Ultrasound ranging based on 51 single chip computer can realize distance alarm function)

将VC 2003.net 的工程转化为Visual C++6的工程(VC 2003.net project will be converted to Visual C++6 project)

说明：  建立了TCP服务器，可以监听本地端口，通信后可以读出客户端的IP地址和相应端口。(The establishment of a TCP server, you can monitor the local port, communications can be read out after the client' s IP address and corresponding port.)

(1)设计一个数字低通滤波器．设计指标如下： 通带内幅度衰减人大于1dB 阻带内幅度衰减大于15dB (2)编制计算设计的数字滤波器幅度特性与相位特性程序，并进行实验验证； (3)编制实现该数字滤波器程序并且模拟实现数字滤波 ①分别让满足所设计滤波器的通带、过滤带、阻带频率特性的正弦波通过滤波器，验证滤波器性能。 ②改变正弦抽样时间，验证数字低通滤波器的模拟截止频率是抽样时间的函数。((1) Design a digital low-pass filter. Design specifications are as follows: pass-band attenuation range of people within a range greater than 1dB stopband attenuation greater than 15dB (2) the preparation of calculation and design of digital filter amplitude characteristics and phase characteristics of processes and experimental verification (3) the preparation of implementation of the digital filter program and simulate digital filtering ① were designed to meet the pass-band filter, filter belt, stop-band frequency characteristics of the sine wave through the filter, verify the filter performance. ② change the sine sampling time, verify that the number of analog low-pass filter cutoff frequency is the sampling function of time.)

FIXMBR 全盘搜索硬盘的引导记录、分区表等信息，需要直接对硬盘进行读操作，不破坏硬盘数据，需要DOS系统支持，Windows2000以上系统不支持。(FIXMBR comprehensive search the hard drive boot record, partition table information, directly to the hard disk needs for read operations, and does not destroy hard disk data, the need to support DOS system, Windows 2000 does not support the above system.)

简单聊天软件，简单易学 winscok2.0 (Simple chat software, easy to learn winscok2.0)

说明：  Commview software windows

功能强大的spc软件，基于devexpress界面库(Powerful SPC software, based on devexpress interface library)

GMap.NET是一个强大、免费、跨平台、开源的.NET控件，它在Windows Forms 和WPF环境中能够通过Google, Yahoo!, Bing, OpenStreetMap, ArcGIS, Pergo, SigPac等实现寻找路径、地理编码以及地图展示功能，并支持缓存和运行在Mobile环境中。( GMap.NET is a powerful, free, cross-platform, open source. The.net controls, it in Windows Forms and WPF environment can through Google, Yahoo! , Bing, OpenStreetMap, ArcGIS, Pergo SigPac implementation such as path search, geocoding and map display function, and support the cache and run in a Mobile environment.)