• 1. coefficient of roughness: 粗糙系数 | 糙率 | 粗糙度 | 粗度系数
• 2. manning's coefficient of roughness: 曼氏粗糙度系数
• 3. coefficient of roughness in pipes: 管道的糙度系数

更多释义

• 1.The value of additional coefficient of raft roughness is established through the comparative analysis of raft prototype resistance measurement on the spot and relevant model experiment.
  通过木排原型阻力的现场测试与相应的模型试验分析对比，确定了木排粗糙度附加系数的数值。
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• 2.In the calculations of roll torque of ablation lag, a rapid method for calculating combined influence of ablation injection and roughness on skin friction coefficient is mainly described.
  在烧蚀滞后滚转力矩的计算方法中，本文主要介绍滞后引射率和粗糙度对壁面摩擦系数联合影响的一种快速计算方法。
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• 3.Since if the frictional resistance coefficient is a function of relative roughness, then the form resistance coefficient is independent of the Reynolds number.
  若流线型物体表面的摩擦阻力系数仅为相对粗糙度的函数，则形状阻力系数与雷诺数无关。
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