According to the approximation of the velocity profile of turbulent flow in cylindrical pipes, flow rate measurement based upon the maximum velocity of circular cross-section is proposed.
根据已知圆管紊流流速分布的近似模地，研究了使用管道轴线处的最大流速测量流量的方法。
The discharge coefficients of the side-wall outflow hole are affected by the jet angle and cross-flow mass flow rate.
不同射流角度和横流流量对侧壁出流孔流量系数影响很大。
The technical characteristics of cross flow drying process in reduction rate stage and selection of drying process 'mathematical models are introduced.
介绍了穿流干燥过程中降速段的工艺特点及其数学模型的选择，给出了此干燥过程的数学模型及相关用途。
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