1) method of resistance coefficient
阻力系数法
2) improved resistance method
改进阻力系数法
1.
Five situation of seepage of Shaoxian sluice foundation under different combination of water level between upper and lower reaches are respectively computed by the theory of improved resistance method and the numerical analysis software of Geo-Slope based on finite element method.
现分别采用改进阻力系数法和基于有限元法的Geo-Slope计算软件,计算了5种不同上下游水位组合的邵仙套闸闸基渗流,依据现场观测结果和计算结果,对改进阻力系数法和数值计算方法的计算精度进行了比较分析。
3) resistance factor
阻力系数
1.
According to the present experiment results,the precision of all calculation correlations for resistance factor in transition zone and laminar zone was compared.
根据已有的实验结果,分析比较了过渡区和层流区各种阻力系数模型计算的准确性,以及各流型之间过渡时的基本变化特征。
2.
25 μm~2 by using an injecting procedure fresh water (TSD=729 mg/L)-gel-produced or fresh water with total volume injected >5 PV, the resistance factor, F__R, determined is in range 266.
用大庆采油二厂的污水(矿化度4013mg/L)配制不同HPAM浓度的Al3+交联聚合物凝胶,在气测渗透率1 25μm2的人造岩心上,按清水(矿化度729mg/L)—凝胶—污水或清水的注入程序,注入量>5PV,测得凝胶中HPAM浓度为0 6、0 5、0 4g/L时,残余阻力系数FRR(368 6～277 4)大于阻力系数FR(266 7～246 0),二者均随HPAM浓度减小而减小;后续注入清水时FRR较低;凝胶中HPAM浓度为0 3g/L时FRR
3.
This paper has studied the convergence of iteration algorithm for colebrook s formula which has been used to determining the resistance factor about industrial pipes in three regions of turbulent flow resistance (i.
本文研究了适用于工业管道紊流三个阻力区（即光滑区、过渡区和粗糙区）阻力系数计算的柯列勃洛克公式迭代算法的收敛性，给出了收敛区间。
4) drag coefficient
阻力系数
1.
Measurement of Drag Coefficient in Slot Plug for Gas Stirring;
气体搅拌用透气砖阻力系数的测试
2.
Study on drag coefficient of polygonal sink tank;
多边形汇水箱阻力系数的研究
5) resistance coefficient
阻力系数
1.
Application of resistance coefficient to optimizing parameters in polymer flooding;
应用阻力系数优化聚合物驱参数
2.
A new method based on the Nigolas′curve to confirm each resistance coefficient of the pipeline.;
一种基于尼古拉兹曲线确定管段阻力系数的新方法
3.
Interface resistance coefficient of turbidity current;
紊流浑水异重流交混区的阻力系数的研究
6) coefficient of resistance
阻力系数
1.
Study on the coefficient of resistance in porcess of sugarcane′s clarification by PSAZ-Sulfitation process;
聚硅酸锌-亚硫酸法在甘蔗混合汁澄清过程中阻力系数的研究
2.
The coefficient of resistance and residual resistance factor for 1600ppm CPAM is 214,36.
在多孔介质中,1600 mg/L阳离子聚丙烯酰胺阻力系数和残余阻力系数为214和36。
补充资料：阻力系数法
阻力系数法
method of resistance coefficient
的M、N’两点，以直线连接这两点，所得的MN‘尸线即为修正后的出口附近压力水头线。 阻力系数法适用于地基不透水层埋藏较浅的情况，当不透水层埋藏很深或无限深时，在进行上述计算之前，先要确定一个计算深度T。，并用T。去代替实际深度T。(图1)。T。可按下式确定: T。一AS。十BL。式中L。为地下轮廓线的水平投影长度;S。为地下轮廓线的铅直投影长度;A，B为系数。当L。/S。)5时，A=O，B=0.5;当L。/S。=5一3.4时，A=2.5，B=0;当L。/S。=3 .4一1.0时，A=0.8，B=0.5;当LO/S。一1 .0一0时，A=1.0，B一0.30 下游出口处渗流的出逸比降了〔，可按努麦罗夫的近似公式进行计算: HJ。一二不下 1c 1a万夸、式中系数，H为渗透区的总水头损失;咨、为阻力系数;a为.____TZ_____.当U.l炙全「乓‘·“，怂羊u盯a一丫sin〔晋(卜会+贵，〕 T毛为计算出逸比降所采用的计算深度，T仑-ZT。。当实际透水层深度T。>T毛时，计算深度取用T毛;如实际透水层深度Ta
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参考词条