快三大小单双概率计算公式

简介：The drum beat was slow and powerful. After the officers and soldiers left the camp, they set up a large formation five or six miles long. The prince led the Beijing camp as the center army, Zuo Liangyu was on the right wing, Hu Dawei was on the left wing, and the middle was divided into groups. A small phalanx with dense flags and a forest of spears. Hundreds of marching drums beat together, driving the army forward slowly.