赛车6码公式图

简介：The border defenses of the Ming Dynasty were deployed according to the layout of city-pass-fort. The city is the Great Wall, the pass is a fortified city such as Jinzhou or Ningyuan, or Juyongguan or Shanhaiguan, and the fort is It is the fort, which is the most basic border guard post, and Ye Bushou is the reconnaissance sentry stationed in the fort.