研究了轮式移动机器人(WMR)的运动问题，分析了一种理想滚动情况下航向角控制的差动运动模型。

For Wheeled Mobile Robot (WMR), moving by getting information offered from vision is one of the hottest research in the world.

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其特点是运用差动运动原理，使试验转速可以达到轻型车离合器较高的起步转速，以较好地模拟离合器的实际工作情况。

For well simulating the real working conditions, the differential kinematics is used to get a higher start rotating speed of clutch of the light mobile.

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差动缸液压伺服系统往复运动是非对称的。

The reciprocating motion of differential cylinder servo system is asymmetrical.

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