Aim To determine the measured profile of a wheel in railway vehicle. Methods So - called piecewise curve-fitting method of the third derivative continuity is employed.
目的拟合列车车轮踏面的实恻轮廓曲线，方法采用三阶导数连续的分段曲线拟合法。
For continuity of flying or moving, both methods have to get fitting curves.
为了得到沿路径连续的飞行或运动，两种路径生成法都必须对路径进行拟合。
For continuity of flying or moving, both methods have to get fitting curves.
为了得到沿路径连续的飞行或运动，两种路径生成法都必须对路径进行拟合。
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