VB的例子显示如何调用iUSBDAQvb.dll。这个例子是一个简单的图形用户界面，可以枚举设备，打开设备会话，读8个模拟通道，流模式

数据采集和关闭设备会话。-VB example shows how to call iUSBDAQvb.dll. This example is a simple graphical user interface that can enumerate the device, open the device session, read eight analog channels, streaming mode data acquisition and close the device session.