Geologists therefore wondered whether the friction between the plates was being reduced by pockets of pressurized water within the fault that push the plates away from each other.
因此,地质学家们想知道,断层内部的加压水袋是否会使板块之间的摩擦力减小,从而使板块彼此远离。
Friction arises because the molecules on both surfaces bond with each other, and resist when the surfaces try to move away and break the bonds.
摩擦力之所以产生,是因为两个表面上的分子彼此粘合,当表面试图移走并打破这种粘合时加以抵抗。
The flick of a finger is enough to make a balloon accelerate away. When moving, it has little momentum and even the friction of the air quickly slows it up.
一根手指的弹击足够使一个气球加速离去,当气球运动时,一点动力,甚至空气的摩擦力可以很快使它慢下来。
应用推荐