滚动摩擦系数 coefficient of rolling friction; friction, coefficient of rolling
滑动摩擦系数 coefficient of sliding friction; friction, coefficient of sliding; frictional drag coefficient
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例句与用法
Paper - printing and business paper - determination of the coefficient of static friction 纸张.印刷和商业用纸.静摩擦系数的测定
Paper . printing and business paper . determination of the coefficient of static friction 纸张.印刷用纸和商业用纸.静摩擦系数的测定
Standard test method for static coefficient of friction of polish - coated flooring surfaces as measured by the james machine 用james机测量抛光涂覆地板表面静摩擦系数的标准试验方法
The result indicate the average value of static friction factor and dynamic friction factor for the central - left side is greater than the central - right side of runway 针对静摩擦系数或动摩擦系数,就所得结果跑道中心左侧区域之平均值大于右侧区域平均值。
Paper and board . paper , board , corrugated board and their components . determination of the coefficient of static friction and ' estimation of the coefficient of dynamic friction dynamometer method 纸和纸板.纸张纸板和瓦楞纸板及其组成部分.静摩擦系数测定和动摩擦系数估算测力计法
Frictional coefficient of paper / al / pe film was measured on different surface and different direction , and the data was analyzed and compared with these different ingredients , thus the frictional coefficient of this new material could be better understood 摘要通过对纸铝塑复合薄膜正反两摩擦基材面相互摩擦及不同角度摩擦的动、静摩擦系数值的测定,比较并分析了不同摩擦基材面和不同摩擦方向对其大小的影响,从而对这种新材料的摩擦系数有了进一步的认识。
The 3d model of mold is analyzed in 3d fem by using ugh . base on the analyses result , some danger structure of the model have been found and some suggestions of the mold modification are given . since doing a lot of research about the 3d cadvcae technology , a 3dcad system of selecting mold for aluminum material have been developed and the method of analyzing the 3d model is provided in this paper 然后,为了能真实地模拟实际生产过程,进行铝与模具钢在一定表面粗糙度、不同温度条件、不同润滑接触状态下的最大静摩擦系数实验,总结摩擦系数随温度变化的规律性和取值范围;最后,应用ug 17 . 0三维有限元cae模块进行模具三维力场分析,根据三维有限元的结果分析,对模具危险部分进行预变形的处理和优化,改善模具受力变形的状况。