Abstract: The function expression for coefficient of pipeline's local head loss was presented through optimizing fitting to coefficient values listed in tables.The fitting accuracy is acceptable.
Abstract: The function expression for coefficient of pipeline's local head loss was presented through optimizing fitting to coefficient values listed in tables.The fitting accuracy is acceptable.
文摘:采用优化拟合法通过对图表中有关数值的拟合，给出了管道阀件阻力系数的函数表达式，具有较高的拟合精度。