在主减速器动力输入轴上设装光电脉冲器；
The power input shaft of the main speed reducer is provided with an optoelectronic pulser;
齿轮段也有输入轴和输出轴，它必须吧动力传递给驱动轮。
The gear section also has the input shaft and the output shaft needed to transmit power to the drive wheels.
通过对离合器传动系动力学分析，建立了车辆起步时变速器输入轴速度与离合器接合位移之间的传递函数模型。
Transfer function model between the input speed of transmission and the engagement displacement of the clutch is built up through an analysis on the system of drive of the vehicle.
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