马克思主义认为 ,人类历史是通过人们的活动不断前进的历史 ,是从低级阶段向高级阶段有规律发展的历史。藏族社会的历史也是如此 ,只是在其发展过程中 ,由于友好、团结、统一的趋势占了主流 ,因而在阶段变更之时 ,与汉族历史发生明显的“共振”现象 ,以致两个如此相差异的民族 Marxism holds that human history is a history that is continuously advanced through people’s activities and is a well-developed history from the low stage to the high stage. The same is true of the history of Tibetan society. Only in the course of its development has the mainstream of the trend of friendship, unity and unification so that there is a clear “resonance” with the history of the Han nationality when the stage was changed, so that the two are so different Ethnic