檀石槐部落联盟解散之后,鲜卑各部进入互不相属、各自为政的阶段。至西晋末年,东北地区的鲜卑各部兼并融合成为慕容部、宇文部、段部三大政治集团。在最初的角逐中,段部略胜于其他二部,但慕容部后来居上,最终吞并了其他二部,一跃成为鲜卑各部中最为强大的力量。 After the dissolution of the Tan Shihuai tribal alliance, the Xianbei ministries entered the phase of mutual denial and fragmentation. By the end of the Western Jin Dynasty, the Xianbei departments in the Northeast merged and merged into three major political groups, namely, Murong Department, Yuwen Department and Duanbu. In the initial competition, the segment slightly better than the other two, but came home behind the Murong eventually swallowed up the other two, became the most powerful force Xianbei departments.