七个数字选三个有多少组合

简介：Regarding the capture of Jinzhou and Lushun, last year, the Military Aircraft Department proposed a detailed plan, believing that the Ming Dynasty now had the strength to capture and defend Jinzhou and Lushun. However, Emperor Longwu considered it again and again, to be cautious, and finally gave up. This year Furthermore, given last year's great victory and the nationwide bumper harvest, the Military Aircraft Department will naturally not object.