| 释义 |
摩擦力mócālì两个相互接触的物体,当有相对运动或有相对运动趋势时,在接触面上产生的阻碍运动的作用力。摩擦力可分为静摩擦力和滑动摩擦力两种。{frictional force; friction, the force which makes it difficult for one object to slide along the surface of another when the two come into contact and move or have a tendency to move in opposite directions, categorized into static friction and sliding friction} |