清朝末期,中英两国关于中缅划界的交涉不断,其中关于北段未定界地区的争议尤为激烈,中英两国都秉持自己的原则和理由互不相让,以至于划界事务直至清朝灭亡都没有解决。本文从中英双方边界交涉的成因、过程、理由等方面进行分析并得出结论。 At the end of the Qing Dynasty, the negotiations between China and the United Kingdom on the demarcation of China and Burma continued. Among them, the dispute over the undefined area in the northern section was particularly fierce. Both China and Britain upheld their own principles and grounds and did not allow demarcation until the demise of the Qing Dynasty solve. This article analyzes and concludes from the reasons, process and reasons of the negotiation between the two sides of the border.