儿童身体发育状况是反映居民健康水平的一个重要方面。一个地区儿童体格发育水平的高低在一定程度上可以反映该地区一定时期内人民生活水平和医疗卫生水平。国内各地区在这方面做了大量调查工作,但在少数民族地区,对儿童的身体发育状况调查工作做得不多,为了比较不同民族儿童之间的身体发育差异与特点,进而阐明影响这些差异的原因及内外因 Children’s physical development is an important aspect of residents’ health. To a certain extent, the level of children’s physical development in a region can reflect the living standard and health level of the people in the region for a certain period of time. In various areas of China, a large number of investigations have been done in this respect. However, in the areas of ethnic minorities, little is done to investigate the physical development of children. In order to compare the differences in body development and characteristics among children of different ethnic groups, The reason and internal and external causes