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- What is the force of friction acting on the crate. 板箱上受到的摩擦力是多少？
- viscous force of friction 粘滞性摩擦阻力
- 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 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。
- The force of friction slows the spacecraft down as it re-enters the earth's atmosphere. 航天飞机重返地球大气层时因有摩擦力而减慢速度。
- The ball dops straight down into the stand, clearly demonstrating that the force of friction between the ball and card is not enough to move the ball. 则球会直接掉到底下的底座上，清楚的显示出球与卡片间的摩擦力不足以使球移动。
- There is a great deal of friction between the management and the work force. 劳资双方之间存在大量矛盾。
- The paper analyzed and studied the force of friction when drawing plates. Meanwhile,it also introduced the device of automobile supply lubricate material. 分析研究了在拉伸板料时引起的摩擦力，介绍了自动供给润滑材料的装置。
- Napoleon conquered by the force of an iron will. 拿破仑攻无不克靠的是坚强的意志。
- 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。
- In the absence of friction belted machinery would not be used. 没有摩擦力，皮带传动的机器就无法使用。
- The destructive force of the storm is huge. 暴风雨的破坏力是巨大的。
- 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。
- Beiyang Navy is the earliest naval force of China. 北洋水师是中国最早的海军部队。
- The force of his fall was broken by the straw mat. 草垫的缓冲作用减弱了他下跌的力量。
- What is the force of gravity at sea level? 海平面的地球引力多大?
- The force of his fall was broken by the straw mats. 草垫的缓冲作用减弱了他下跌的力量。
- He pulverized the opposition with the force of his oratory. 他能言善辩把对方驳得体无完肤。
- One other law of friction should be noted. 摩擦力的另一个定律也应被注意。
- This decree has the force of law behind it. 这一裁决有法律的力量作后盾。
