| 1. | Frictional forces may also act when there is no relative motion .
在无相对运动的情况下，也可以有摩擦力的作用。 |
| 2. | The frictional force between a particle and fluid counterbalances the weight of the particle .
颗粒与流体之间的摩擦力与其重量相平衡。 |
| 3. | There will be stray torques from the leads to the detector and some frictional forces from the bearings .
接到探测器的导线和一些轴承摩擦力会产生杂散力矩。 |
| 4. | For sliding contact, the coefficient of kinetic friction uk is defined as the ratio of the frictional force to the normal force .
滑动接触时，动摩擦系数Uk的定义是摩擦力与法向力的比率。 |
| 5. | The forces due to friction are called frictional forces
由于摩擦而产生的力称之为摩擦力。 |
| 6. | Analysis of the frictional force on the brick tong
砖夹的摩擦力分析 |
| 7. | An alternative model ascribes the stream to frictional forces
另有一种模型将气流归因于摩擦力。 |
| 8. | Measurement of breakaway frictional force in fiber optic connector alignment sleeves
光纤连接器定位套管的断开摩擦力的测量 |
| 9. | For sliding contact , the coefficient of kinetic friction uk is defined as the ratio of the frictional force to the normal force
滑动接触时，动摩擦系数uk的定义是摩擦力与法向力的比率。 |
| 10. | There existed a " platform " effect between the frictional force and the load for fine packed ots self - assembled molecule film
对于致密有序的自组装分子膜，在摩擦力与载荷间存在“平台”效应。 |
