To maintain control select and stay in a low gear and adjust speed with light pressure on the footbrake .

为保持对车辆的控制，驾驶人可选择和维持以低速档行车，并可轻踏煞车掣，调节速度。

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Structure and the working process of a remote control vehicle for target towing were presented. Methods of control in automatic gear shifting and engine speed modulation were described.

本文介绍了遥控驾驶靶车牵引车速度控制系统的组成和工作过程，阐述了车辆自动换档和发动机转速调节的控制方法。

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MCU USES the PID algorithm, Real-time control of the vehicle steering Angle of the steering gear and road speed. At last, implementation of the entire system of double-loop control is introduced.

MCU采用PID算法，对小车的舵机转向角度及行进速度进行实时控制，实现了整个系统的双闭环控制。

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