If indeed the friction coefficient is independent of surface area, then when I tilt them they should start to slide roughly at the same Angle.
若摩擦系数真的，与接触面积没有关系，那么两者下滑时的角度，应该基本相当。
Should be larger port area to ensure less friction and pressure drop across the valve.
较大开口区域应保证通过阀门较小的摩擦力和压力降。
Besides, the relationship between the contacting area and the glide friction was analyzed and discussed.
此外还分析了磨砂玻璃板接触面积与摩擦系数的关系。
Conclusion: the attention would be played to the influence of the roughness and abrasion of the bracket slot area on friction and anchorage control in using sliding mechanics.
结论：使用直丝弓矫治技术时，应重视托槽表面粗糙、磨损对摩擦力的影响，注意支抗控制。
Statistic method is used to analyze the correlation between static contact area and dynamic friction force. The results clarify that there is a linear correlation with significant level.
应用统计学方法对静态接触面积与动态摩擦力进行了相关分析，结果表明二者具有显著水平的线性相关关系。
The calculation of pile negative friction is a important foundation for pile foundation design when pile foundation is in large area filled up ground.
在大面积的填土地基上做桩基础，桩的负摩擦力的计算是桩基设计中的重要依据。
The variation of local friction coefficient is similar to velocity and local minimum value occurred in reverse flow area.
摩擦阻力的变化趋势与速度类似，在产生逆向流处出现局部极小值。
The ultrasonic vibration changes the friction status between the contact surfaces, and decreases the factual contact area.
超声振动减小了接触面的有效接触面积；
The invention increases the contact area between the football and the shoe surface, increases the friction and has an adaptive and flexible wearing.
本发明提高了球和鞋表的接触面积，增加了摩擦力，穿着具有较好的适应性和弹性。
The invention increases the contact area between the football and the shoe surface, increases the friction and has an adaptive and flexible wearing.
本发明提高了球和鞋表的接触面积，增加了摩擦力，穿着具有较好的适应性和弹性。
应用推荐