To analyse accelerations of points on plane figure generally the method of base point and the method of instantaneous acceleration center are used.

分析平面图形上点的加速度问题通常用基点法和瞬心法。

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To analyse accelerations of points on plane figure generally the method of base point and the method of instantaneous acceleration center are used.

分析平面图形上点的加速度问题通常用基点法和瞬心法。

youdao