A random roll and a leveling roll are sequentially arranged at the front of the two doffers. The doffers, the random roll and the leveling roll rotate anticlockwise.

道夫的前方均依次设置杂乱辊、平整辊，所述道夫、杂乱辊及平整辊均延逆时针方向转动。

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Attach an inertial gyroscope to the ThinkPad and scan the map in rotate, as well as tilt and roll.

将一个惯性陀螺仪连接到ThinkPad，并通过转动、倾斜和翻转动作扫描地图。

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The speed reducer upper on the main machine makes central axis rotate through shaft coupling and roller hanger rotates with central axis and rollers on the hanger roll around the inside of ring.

安装在主机顶部的减速机，通过联轴器连接中心轴旋转，中心轴带动磨辊吊架旋转，磨辊装在吊架上沿磨环内周一起滚动。

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