从我国各少数民族的民族特点、文化特点、生态特点、边疆特点等方面分析我国民族区域自治制度的合理性,这一制度符合我国国情和各民族人民根本利益,具有强大生命力。 This paper analyzes the rationality of the system of regional autonomy of ethnic minorities in our country from the aspects of ethnic characteristics, cultural characteristics, ecological characteristics and characteristics of frontier regions of all national minorities in our country. This system accords with our national conditions and the fundamental interests of all ethnic groups and has strong vitality.