The results indicated that it has high lubricity, its frictional coefficient is only about 1% of normal Foley catheter.
实验结果表明：这种超滑导尿管具有非常好的润滑性，摩擦系数仅为普通导尿管的百分之一左右；
Experimental testing is used to measure the dynamic frictional coefficient of the brake-tile on the working condition of simulated promotion.
在模拟矿井提升的工况下，实验测量闸瓦的动摩擦系数。
How to measure the frictional coefficient between sheet blank and die quantificationally by experiments is still a problem for the research work on sheet metal forming.
板料成形研究中的一个难点是如何采用实验方法定量测定板料成形过程中板料与模具之间的摩擦系数。
Frictional coefficient increases quickly in the initial stage, decreases with the increasing of load until one steady count at last.
摩擦系数在加载初期急剧增加，随着荷载加大摩擦系数呈递减趋势，最终趋于恒定值。
Frictional coefficient increases quickly in the initial stage, decreases with the increasing of load until one steady count at last.
摩擦系数在加载初期急剧增加，随着荷载加大摩擦系数呈递减趋势，最终趋于恒定值。
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