很强大的频率计，是仿真的 通过测试 非常的好

220KV电压等级的线路微机保护原理二次回路-220KV line voltage microprocessor-based protection principle of secondary circuit

这是一个驱动层的程序，实现了把文件映射成一个虚拟磁盘的功能。-This is a driver layer procedures to realize a file mapping into a virtual disk function.

播放器的c语言程序，通过读取音长基数的值，确定发音的频率，然后按频率值发出歌曲的音调。-Player of the c language program, read through the duration of the base value, to determine the frequency of pronunciation, then issued by the frequency of the pitch songs.

使用改进的COSTAS环实现锁相环（PLL），应用于高动态的数字化接收系统-COSTAS Central improved to achieve phase-locked loop (PLL), used in high dynamic digital reception system

用于系统优化 , 并附带一些实用工具 此软件 暂只完全支持 windows XP-For system optimization, and some utility attached to this software is only temporary full support for windows XP

Qt开发的基于NI Visa的仪器控制程序源码，通过本程序，你可以学习到如何使用Qt调用第三方dll。

Embedded vc++下开发的可编辑地图程序-developed under the map editing procedures

CFG-_INI配置文件读写测试程序-CFG- _INI configuration file read and write test procedures

好东西,大家看看! 呵呵^^^^ 大家指教 -Good things, take a look at U.S.! Ha ha ^ ^ ^ ^ U.S. advice