According to Poisson integral formula and the boundary velocity,the analytical calculating formula of inner circle values can be solved and afterwards the distribution of velocity and pressure is given and analyzed.

• 根据此公式及边界速度值；求得区域内速度及压力分布的解析表达式；并通过数值积分的方法进行求解；计算量小；所得速度及压力分布图曲线光滑.