玉门关的考证一直是历史地理学界讨论的热点。在前人研究的基础上.对西汉玉门关建置年代、关址、历史演变等作了论证,得出西汉玉门关源于嘉峪石关。
Research of Yumen BatTier has always been a hotspot topic in the study of Historical Geog- raphy. On the basis of previous research,the author demonstrated that the Western Han Dynasty Yumen Barri- er derived from Jiayu Jade Gate ,and clarified the established age, location, and evolutionary history.