force of friction meaning in English

磨擦力
摩擦力

The force of friction affects the speed at which spacecraft can re - enter the earth ' s atmosphere
摩擦力能影响航天器返回地球大气层的速度
Scientists now believe that some of the force of friction is due to attraction between the molecules of one surface and those of the surface sliding over it
现在科学家们认为有些摩擦力是由于物体表面的分子和另一物体表面游动的分子之间的吸引力所引起的。
The super light friction steel - support is suitable for jib door window , it can not only meet your requirement on security and convenience when opening , but also serve you with enough force of friction
产品说明：轻量级的摩擦式钢撑适用于平开窗户，它能满足你对安全性及开关方便的需求，并且在你开窗子的时提供足够的摩擦力。