戊己校尉是两汉王朝在西域设置的重要职官,关于其职数的研究,历来为学术界所关注。目前虽然取得了一些成果,但分歧也不小。幸赖大量简牍资料的出土,弥补了传世文献的不足,通过对两者的对比分析,我们对两汉戊己校尉职数设置的情况便有了较为清晰的认识,即西汉自元帝初元元年至平帝元始年间之前,一直设戊、己二校尉;至晚从平帝至新莽时期,在前设戊、己二校尉的基础上,另设戊己校尉一职,兼领二部屯田。东汉时期,除了明帝和安帝时期曾分设戊、己校尉两职以外,和帝及桓、灵二帝所设戊己校尉则基本沿袭了西汉的旧制。 As the chief officer set up by the Han dynasty in the Western Regions, the study of his position has always been of great concern to the academic community. At present, although some achievements have been made, the differences are not small. Fortunately, a large number of Jane 牍 data unearthed to make up for the lack of literature handed down, through the comparative analysis of the two, we have two Han Wu Di school captain set the situation will have a more clear understanding of the Western Han Dynasty from Yuan Di Yuan Before the first year of Pingdi Yuan Dynasty, there were two lieutenants, the first lieutenant and the second lieutenant. On the evening, from Pingdi to Xinmang, on the basis of the predecessor of Lieutenant Pei and Chariot II, Two Tuntian. During the Eastern Han Dynasty, apart from the two positions of the Ming Emperor and the Anti-Emperor Emperors who had been assigned two posts, the emperors and Huan and the spiritual emperors set up their own old school in the Western Han Dynasty.