模拟量节点模拟显示程序。比如汽车仪表盘，电压，油压量的显示 -Analog simulation of the control node beaugauge display program. Such as automotive instrument panel, voltage, oil pressure display the amount of

模拟汽车速度表，随意输入角度值改变指针指向。--。-Simulated car speed table, enter the angle value changes at random pointer.