Look, I were really not a good student of fluid mechanics. 看来我实在不是一个流体力学的好学生。
Then after a fluid dynamics calculation,a feasible solution was adapted to the concerned points,and thus the cavitation erosion speed was reduced. 又经过流体力学计算,找出了切实可行的改造方案并进行了实施,减缓了模板汽蚀速度。