The equations of fluid motion are solved numerically with finite-difference skills, incorporating finite-amplitude effects and the variation of Coriolis parameter with latitude, but dropping the advec-tive terms.

• 采用有限差分技术求解流体运动方程,方程中考虑了有限振幅的影响和科氏参数随纬度的变化,略掉了对流项。