三局两胜的概率的计算公式

简介：Since Gaizhou was lost, there was no need to save it. Shang Kexi hurriedly led his troops back. He knew very well that after Gaizhou, the next target of the Ming army must be Haizhou. Haizhou was only a hundred and sixty meters away from Gaizhou. Ten miles away, the Ming army could arrive in two days at the earliest, so he had to prepare early.