直方图的平均值与规范中心重合

简介：Zhou Yanru was a treacherous prime minister, Chen Yan and Xie Sheng were weaklings. They surrendered to Li Zicheng and the Manchus respectively. Chen Yan also persuaded Li Zicheng to proclaim himself emperor. Wei Zhaocheng's talents were mediocre. In the 16th year of Chongzhen, he was impeached and dismissed by Yan Guan. When the city of Beijing was destroyed, he walked to Nanjing and died. He was considered a pioneer in the marathon movement in China.