前者用于评价轮廓分段所描述目标特征的重要性，后者用于评价轮廓分段相对目标整体轮廓的比例。
The former evaluates the importance of the local feature, and the latter evaluates the proportion of contour fragment to the whole contour.
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.
编写了重建的船体分段面与理想模型之间轮廓度误差评价的计算机程序模块。
Program a software to make an error margin of outline evaluation between the reconstruction of ship body and ideal model.
应用推荐