In such a situation he would give anything for the sake of just a little friction force.
在这样的情况下,他会不惜任何代价来换取那怕只是一点儿摩擦力。
The main causes of shaft wall fracture contain the reverse friction force and the temperature stress.
分析研究表明导致立井壁破坏的主要原因是井壁负摩擦力和温度应力。
From the common mechanical phenomenon, present a theoretical method on how to judge the direction of static friction force.
本文以常见的力学现象为例,从理论上阐述判断静摩擦力方向的方法及作功问题的证明方法。
That means the force you're applying is cancelled by another force, which has got to be the force of friction.
意味着你施加在物体上的力被另一个力抵消了,这个力就是摩擦力
So force of friction is yet another force.
摩擦力就是另外一种力
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