qt调用dll文件的三个例子，我们可以

用户管理,也是初学者的好东东，忘了如何写的回头看看也不错-User management, but also good for beginners Dongdong, forgot how to write back and look at the good

检查文件是否正在使用（EXE，DLL）的例子-check whether documents are in use (EXE, DLL) examples

win2000任务栏的隐藏与显示-WIN2000 hidden task bar and display

可以将个人编程资料和心得进行加密存储，Windows桌面管理，搜索机器上所有的自启动程序并任意增删，优化Windows的INTERNET参数，提供1950-2050年之间的公农历双向转化查询-programming can be personal information and experiences encrypted storage, Windows desktop management, search all the machines since the commencement of the proceedings and any additions, optimizing Windows INTERNET parameters for 1950-2050 between the Chinese public inquiries into two-way

该程序主要是对系统进程显示,并对进程使用内存进行监控-The program is displayed on the system process, and the process of monitoring the use of memory

多路数据采集系统-Multi-channel Data Acquisition System

nt native application,加载于驱动之前的代码-nt native application, in the drive before loading the code

用vc来操作excel 读取写入等功能-Vc to operate with read write excel functions

宣传类型的网站，适合中小型企业用户的需求，功能性很完整-Propaganda type of site is suitable for the needs of small and medium business users, functionality is very complete

这是一个通过USB ID来检测USB设备是否存在的工具