Leave the foam on the wheel and mark the area where the stiffener will go.

离开泡沫对车轮和马克的地方加劲将路要走。

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Remove the pivot paper. Use a pencil to mark over trace-wheel lines.

移动旋转纸。用锅笔标出擂盘线。

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Remove the pivot paper. Use a pencil to mark over trace-wheel lines.

移动旋转纸。用锅笔标出擂盘线。

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