We study the extremum conditions of the locus of motion of oblique projectile by using the extremum theory.

利用极值理论，讨论斜抛物体运动轨迹的极值条件。

youdao

We study the extremum conditions of the locus of motion of oblique projectile by using the extremum theory.

利用极值理论，讨论斜抛物体运动轨迹的极值条件。

youdao