问:汽车车速表检测台有哪些类型?其基本组成是什么? 答:汽车车速表检测台主要有标准型和驱动型两种类型。标准型车速表检测台本身不带驱动装置,它的滚筒由被检汽车的驱动车轮带动旋转;驱动型车速表检测台本身带驱动装置,它由电动机带动滚筒旋转,从而使被检测汽车的从动车轮转动,带动车速表指针摆动, Q: What are the types of car speedometer testing platform? What is the basic composition? A: The car speedometer testing station mainly has two types of standard and drive. The standard speedometer test bench itself does not have a driving device, its drum is driven by the driving wheel of the seized vehicle; the drive type speedometer testing platform itself is provided with a driving device which is driven by the motor to rotate the drum so that the speed of the detected vehicle from Moving wheel rotation, driving speedometer pointer swing,