5码复式三中三组数公式

简介：There is a mountain ten miles southeast of Jizhou called Cuiping Mountain, also called Xianling Mountain. The mountains of Cuiping Mountain are not continuous. From west to east, there are several naturally existing mountain valleys, which cut the mountain range into several pieces. Three of them can be walked by people and vehicles. Among these three valleys, the The valley in the middle is the widest.