The expression of the force of the interaction between the solid and the liquid in the rotating relative frame is derived. Compared with the expression in the fixed frame, it includes Coriolis acceleration and the centripetal force.

• 导出了旋转相对坐标系上固液两相相互作用力的表达式,与绝对坐标系上的相比,它包含了向心惯性力和科氏惯性力。