specific frictional resistance 比摩阻
coefficient of frictional resistance 摩擦阻力系数 ; 摩阻系数
negative frictional resistance 负摩阻力
unit frictional resistance [科技] 单位摩阻
rolling frictional resistance 滚动摩擦阻力
frictional resistance coefficient 摩擦阻力系数
critical frictional resistance strength 临界摩阻强度
plank frictional resistance 平板摩擦阻力
sliding frictional resistance [力] 滑动摩擦阻力
It has enough energy to overcome the frictional resistance in valves and registers.
它有足够的能量克服阀门和记录器的摩擦阻力。
Viscosity: viscosity is the crude oil in the flow caused by the internal frictional resistance, crude oil viscosity depends on temperature, pressure, dissolved gas and its chemical composition.
粘度：原油粘度是指原油在流动时所引起的内部摩擦阻力，原油粘度大小取决于温度、压力、溶解气量及其化学组成。
This article discusses the changes in properties, in particular with regard to frictional resistance and the enormous reduction in wear, which can be achieved by adding aramid to PA66.
本文讨论了性能上的变化，特别是在改进耐摩擦性和大量减少磨损时的性能变化，这种改进是通过在PA66中添加芳胺纤维达到的。
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