The swatch values of friction factor of three kinds of precast buried heating pipe and backfilling sand is calculated.
通过对施工变量、运行变量的工程测量及计算得到三种规格的预制直埋供热管道与回填砂的摩擦系数样本值。
The conditionality between the flow rate and the pipe diameter is discussed when the friction factor is fixed.
文中还分析了在摩擦阻力系数一定的情况下,流量与管径的制约关系。
Analyses parameter have inclined Angle, pipe diameter size, gas liquid ratio and friction factor and so on.
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.
分析参数有:倾斜角度、管径大小、气液比和摩阻系数等。
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