汽车销售管理系统

QT document,it would be help for the new learner of qt.

此程序采用Qt语言进行编写，目的是进行界面设计，操作起来比较方便。(This program uses Qt language and is intended for interface design, operate more convenient.)

Qt 中文帮助文档， 对于初学者，英文又不好的鞋童 合适(Qt Chinese help document)

详细介绍了图像融合的数字水印技术，可以作为毕业设计的良好借鉴素材(Details of the digital watermarking technique of image fusion can be used as a good reference material Graduation)

Qt从Excel导入到Sqlite中,进行处理，美化了界面，有一定的容错处理。

密码查看器，可以方便的查看遗忘的密码。谢谢！(Password Viewer, you can easily view the forgotten password. Thank you!)

使用QT语言读取互联网上实时地图，实现了基本功能，比较适合初学者。(QT language read on the Internet real-time map to achieve the basic functions, and more suitable for beginners.)

创建界面，应用到线程调用。适用于初步学习者，充分了解界面各部分创建。(Creating interfaces, applications to thread. Applicable to initial learner to fully understand the various parts of the interface creation.)

说明：  it is described the management processes, roles, behavior and skills

用ADS和matlab进行了PLL的仿真实现，对与PLL的学习有一定的作用(Carried out with the ADS and the PLL matlab simulation realization, and the PLL has a role in learning)