Taking level curvet as an example, the landing stability of horse-vaulting is analyzed mechanically by stages, which is useful for scientific sports.
以水平腾跃为例，对跳马落地稳定性分阶段进行了力学分析，对科学体育运动有一定指导作用。
2
The postures of these dragons have different characteristics during various ages. Some dragons curve and wreathe, some curvet through the clouds, some march forward leisurely and some are poised.