... third motion shaft ==> 第三运动轴 third order goal ==> 三阶目的 third party bill of lading ==> 以第三者为装船人的提单 ...
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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。
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.
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