位移公式
displacement formula Displacement $\Delta \vec{r} = \vec{r}_2 - \vec{r}_1$, where $\vec{r}_1$ and $\vec{r}_2$ are the initial and final position vectors.
CSCA 物理 考试术语
displacement formula Displacement $\Delta \vec{r} = \vec{r}_2 - \vec{r}_1$, where $\vec{r}_1$ and $\vec{r}_2$ are the initial and final position vectors.
CSCA 物理 考试术语