With increasing flow exponent, the velocity of power law fluid near the pipe center decreased, and the velocity of particle near the pipe center increased but decreased near the pipe wall.

• 随著流动指数的增加，幂律流体在圆管中心附近的主流速度减小，同时颗粒相速度在圆管中心附近增大，而在管壁附近减小。