空气静力学

例句：

1. 1. The force of gravity is the only force that can move objects in a vacuum.
   重力是唯一一个可以在真空中移动物体的力量。
2. 2. In statics, we study the behavior of materials under constant loads.
   在静力学中，我们研究材料在恒定载荷下的行为。
3. 3. The physicist used his theory to explain the phenomenon of gravity.
   物理学家使用他的理论来解释引力现象。