projectile motion 抛射运动 ; 抛射体运动 ; 抛物线运动

horizontal projectile motion 平抛运动

HORIZONTAL MOTION OF PROJECTILE 抛射体水平运动

VERTICAL MOTION OF PROJECTILE 抛射体垂直运动

oblique projectile motion 斜抛运动

vertically upward projectile motion 竖直上抛运动

Motion of projectile 抛射运动

the motion of a projectile 抛物体的动作

projectile e motion 抛射运动