Finding the relationship of the flux, reflux, average shear rate, and average shear stress with some parameters, such as rotating speed, pressure difference, stagger and clearance.

• 讨论了各个参数(螺杆转速、压差、错列角、螺杆和机筒间隙)对流量、回流量、平均剪切速率、平均剪切应力的影响。