1.
Friction index: close to galvanized iron duct.
沿程摩阻系数：沿程摩阻系数接近镀锌铁皮风管。
2.
Gives a calculation formula of the absolute error of specific frictional head losses.
给出了湍流区沿程阻力系数绝对误差的计算式。
3.
Determination Of Friction Factors Of The Caplillary Tube In Refrigerating Machines Based On Experiments;
基于试验的制冷机节流管沿程阻力系数的确定
4.
Research on Development of the Connection Equation on Friction Factor of Fluid Resistance
流体阻力摩擦系数关联式演变的探讨
5.
Research on Friction Factor of Fluid Resistance and Preliminary Research on the Simulation of Atmospheric and Vacuum Distillation Process by PRO/II
流体流动阻力摩擦系数若干问题的探讨与PRO/II对常减压蒸馏过程模拟的初步研究
6.
Theoretical Research of the Pile s Negative Friction along Pile s Depth;
桩基负摩阻力沿桩身变化的理论研究
7.
Study on friction factor and eddy viscosity of overbank flows
漫滩水流摩阻因子与涡粘性系数的研究
8.
Application of VSL Plastic Bellow and Determination of Its Friction Coefficient
威胜利塑料波纹管的应用与其摩阻系数的测定
9.
The Research of New Methods to Compute Coefficient of Mine Roadway's Frictional Resistance;
确定矿井巷道摩擦阻力系数的新方法研究
10.
Laboratory Investigation on Wave Friction Factor and Sediment Initial Motion under Water Waves;
波浪作用下底摩阻系数和泥沙起动实验研究
11.
Test method of friction coefficient in post-tensioned cable hole
后张预应力锚索孔道摩阻系数测试方法
12.
Study of Prestressed Pipe Friction Factor Test Base on the Huanglong Bridge' s Main Beam
黄龙特大桥主梁预应力管道摩阻系数试验研究
13.
Comparison and Improvement of the Connection Equation on Friction Factor of Fluid Resistance
流体阻力摩擦系数关联式的比较与改进
14.
Prediction on wellhead outflow performance by dynamic friction coefficient of gas wells
利用气井动态摩阻系数预测井口流出动态
15.
Tube Friction Factors Determination and Construction Control of Concrete-filled Steel Tube Simply Supported Tied-arch Bridge
钢管混凝土简支系杆拱桥管道摩阻系数确定及施工监控
16.
Generation mechanism of negative skin friction for cast-in-place piles in offshore tidal environment
沿海潮汐环境下灌注桩负摩阻力产生机理
17.
Product character： Good flow, film smooth, excellent adhesion, reduce the coefficient of rub and cut down the obstruction of transportation.
作用同时可有效降低管道内壁摩擦系数，减少输送阻力。
18.
Round pit pattern increase friction resistance,pjrevent from slipping of goods.
圆坑花纹摩擦系数大，运行中增加阻力，防止物料下滑。