英国的李约瑟称“四大发明”是中国古代最有代表性的科学技术成就,其传播到世界后,推动了人类科技的发展和社会的进步。但在发明产生之初,并未能在当朝有广泛的应用。北宋发明了火箭、火球、火蒺藜等火器,是古代火药火器上的一次重大变革,有《武经总要》《宋史·兵记》《续资治通鉴长编》《金史》等书记载了火药的制作和使用方法 Joseph Needham of the United Kingdom called the “four inventions” the most representative scientific and technological achievements in ancient China. After its spread to the world, it has promoted the development of human science and technology and social progress. However, at the beginning of the invention, it was not widely used in the DPRK. The Northern Song Dynasty invented firearms such as rockets, fireballs, and fire gongs. It was a major revolution in ancient gunpowder firearms. There were “General Wu Zong”, “Song History Warriors”, “Continued Capital Management Long Books”, “Golden History”, etc. The book records the production and use of gunpowder