作者在田野调查的基础上,结合历史文献资料,描述了裕固族帐房戴头婚的基本形貌,批驳了以古典进化理论为依据,认为帐房戴头婚是古老母权制残余的学术观点。此外,本文还从裕固族与藏、蒙古等民族间的文化涵化以及其自身对宗教、生态和社会生活的文化适应这两个较大的方面,阐释了帐房戴头婚得以形成的原因。 Based on the fieldwork and the historical documents, the author described the basic appearance of the first marriage of the Yugur accounts and refuted the academic theory that based on the classical theory of evolution, Dai Dai first marriage was considered as the remnants of ancient matriarchy View. In addition, this article also illustrates the reasons for the formation of Dai Dai first marriage from the two aspects of cultural acculturation between Yugur and Tibetans, Mongolia and other ethnic groups as well as their own cultural adaptation to religion, ecology and social life .