1) equivalent bottom resistance
等效底摩阻系数
2) bottom friction factors
底摩阻系数
1.
The most representative methods of wave breaking indices are proposed by Goda and Nelson, but both of them can not reflect the influence of the bottom friction factors and the wave asymmetry on the breaking indices.
已有的研究中最具代表性的是合田良实和澳大利亚Nelson所提出的方法,但合田公式与Nelson公式均未反映底摩阻系数及波形不对称性对破碎指标的影响。
3) wave friction factor
波浪底摩阻系数
4) equivalent friction coefficient
等效摩擦系数
1.
Starting from the mechanical analysis and the parameter calculation of the deformation zone in line with the characteristics of ring rolling,the article introduces the concept of equivalent friction coefficient as well as its calculation presented in the form of process paramters.
从符合轧环特点的变形区参数计算和力分析出发，引入了完全由过程参数表达的等效摩擦系数的概念和计算式，并分析了过程参数对等效摩擦系数的影响。
5) Equative friction
等效摩阻力
6) Friction factor
摩阻系数
1.
Bottom friction factor under waves;
波浪作用下的床面摩阻系数
2.
Characteristic method is the general way to calculate the transient pressure and flow of pipeline,and accuracy of result depends on the calculation of friction factor of the pipeline.
管道瞬态水力计算可以采用特征线法,但其模拟结果的精度取决于管道沿线摩阻系数的选取。
3.
The results show that the friction factor decreases with a reducing of relative roughness as a whole.
采用Colebrook White公式和数学计算方法 ,深入研究了粗糙度对输气管道摩阻系数的影响。
补充资料：摩
摩 摩 按摩。《灵枢·九针十二原》：“员针者，针如卵形，揩摩分间，不得伤肌肉，以泻分气。”《素问·至真要大论》：“上之下之，摩之浴之，薄之劫之，开之发之，适事为故。”
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条