在速端曲线法的应用中，一种最有用的变换是反演变换。
A transformation that is most useful in the application of the hodograph method is the inversion transformation.
绘制了两齿面接触点处相对速度的速端曲线图。
The extremity curve of the velocity vector at the contact point was also drawn up.
山顶上升气流强度随速矢端迹曲率加大而稍有加强。
Peak updraft strength is slightly enhanced with hodograph curvature.
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