这是一个COM组件，是一个硬件的驱动，可以让硬件运行起来-This is a COM component, a hardware device drivers that can run up to the hardware

可实现基于IE浏览器的ActiveX打印驱动控件-Can be realized based on the IE browser ActiveX control print driver

用串口驱动的读卡器，采用网页交互界面，可以读出卡的序列号，其他的可自行改动，使用自定义控件实现底层交互。-Serial driver card reader, using the Web interface, you can read out the serial number of the card, and other self-alteration, use custom controls to achieve the underlying interaction.