BEIJING, July 31 (Xinhua) -- Xi Jinping, chairman of the Central Military Commission, has signed an order to unveil the flag patterns of four branches of the Chinese People's Liberation Army (PLA), na ...

乌克兰从去年起开始接收北约所捐赠的F-16战机，成为乌空军的新主力。俄罗斯很早就扬言「必将其摧毁在地面上」。乌克兰也深知此事，所以特别保护F-16的所在的基地，不得泄漏。去年曾有一起事件，乌克兰空军指挥官向阵亡的飞行员遗孀致敬，却在背景中略为出现了基 ...