On the basis of the least squares, a center moving method by point to point searching can confirm the direction of the moving without probe.
在最小二乘法的基础上采用中心移动逐步搜索，能够不需试探便可确定搜索方向。
A new method for finding the moving velocity of an instant center position (for short "instant center velocity") of planar linkages is studied.
提出了平面连杆机构速度瞬心转移速度(简称“瞬心速度”)求解的新方法。
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