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利用IPLocation.dll查询ip地址的一个类文件。-Ip address IPLocation.dll query using a class file.

一个BT的源代码，用c++编写的，是别人的，我就是想下载一个有用的代码，谢谢站长。-A BT source code, using c++ Prepared, is someone else

说明：  基于C#开发的大地坐标转换程序，程序功能包括空间坐标、经纬度坐标的七参数、四参数转换以及高斯投影正反算。(Based on the program of geodetic coordinate transformation developed by C#, the function of the program includes the conversion of seven parameters, four parameters of spatial coordinates, longitude and latitude coordinates, and the forward and backward calculation of Gauss projection.)

基于单片机的超声波测距 用于大学生毕业设计基于单片机的超声波测距 用于大学生毕业设计(Ultrasonic distance measurement based on single chip designed for university graduates ultrasonic distance measurement based on single chip designed for university graduates)

这是一个CD4067B的技术资料，希望对大家有帮助。(This is a CD4067B technical information, we hope to help.)

说明：  font for typing beutifully in arabic egypt is looking great today

三相电压型SVPWM整流器，波形很好，抗干扰能力良好(Three phase voltage type SVPWM rectifier with good waveform and good anti-interference ability)

第1章 串口实现双机互联.rar-Chapter 1 Serial Port Dual Internet. Rar

网络状态检测程序，可以分析数据包内容，可以借鉴一下。-network performance testing procedures, analyze data packets, we can learn some lessons from.

捕获HTTP包程序-HTTP packet capture procedures