准确率计算公式

简介：The northern route is close to the border valley, so he can inspect the Great Wall nearby. Therefore, Zhu Cixiang had to take the northern route when he came, while the southern route is a densely populated area. The main task is to evacuate the people, strengthen the walls and clear the country, in order to check the implementation of the officials in various places and understand the military situation and the public situation. , Zhu Cixiang took the southern route on his return trip.