The icon and connector provide the graphical representation and parameter definitions needed if you want to use a vi as a sub-routine or function in the block diagrams of other VIs.
图标和连接器提供了VI作为其他VI中的子程序或函数时的图形表示和所需的参数定义。
3
The icon is a VI's pictorial representation and is used as an object in the block diagram of another VI.