分析参数有:倾斜角度、管径大小、气液比和摩阻系数等。
Analyses parameter have inclined Angle, pipe diameter size, gas liquid ratio and friction factor and so on.
本文对高聚物稀溶液在帆布管内流动的摩阻系数进行了实验研究。
This paper tries to pinpoint the frictional drag coefficients of dilute polymer solutions flowing through canvas hoses, obtained by experimental methods.
测试内容包括预应力锚索锚固力、摩阻系数、混凝土和钢筋应力以及结构变形。
The test included anchoring force of prestressed anchor cable, frictional coefficients, stress of concrete and steel bar and structure deformation.
最后讨论了摩阻系数对张拉控制应力的影响,提出现场测试的一般性原则和要求。
Finally, the influence of frictional resistance factors on the controlled tensioned stress is discussed and the general principle and requirements of field measurement are presented.
通过实验方法测试了以原生长江水为冷却水的换热器污垢热阻和摩阻系数的变化。
The variation of fouling resistance and frictional resistance coefficient of heat exchanger using connate Yangtze River water as cooling water is tested experimentally.
因而,要提高长距离输气管线的输气流量、降低运营成本,降低摩阻系数是非常必要的。
The bigger the friction is, the lower the gas flow is, and so the running cost of the pipeline increases.
而且波浪是海岸地区一个非常重要的海洋水动力因素,波浪作用下底部边界层的流态、底摩阻系数、床面剪应力和泥沙起动的理论还不成熟。
But the theory about the flow regime of the wave boundary layer, the wave friction factor, the bed shear stress and the initiation of sediment motion has not developed very well.
本文给出了高超声速飞行器表面摩阻和传热系数(斯坦顿数)的计算结果。
In this paper the results of calculations of the coefficients of skin friction and heat transfer (Stanton number) on the surface of hypersonic flight vehicle are presented.
2H井施工难度大:水平井段长,管柱摩阻大,对施工管柱要求安全系数高;
The construction of P202-2H well is hard due to long horizontal hole section and large string friction. High safety coefficient for strings in construction is required.
2H井施工难度大:水平井段长,管柱摩阻大,对施工管柱要求安全系数高;
The construction of P202-2H well is hard due to long horizontal hole section and large string friction. High safety coefficient for strings in construction is required.
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