我们平常做的基于一定硬件的二次开发，一般会先安装驱动程序(DRV)和用户接口的运行库(DLL)，然后在此基础上开发出我们的应用程序(APP)。-we normally do on a certain hardware in the secondary development, they will install driver (DRV) and the operation of the user interface library (DLL). Then on the basis of the