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宁夏回汉族学生２７年间视力变化趋势胡淑琴，冯月春，张斌兰，刘淑兰（宁夏卫生防疫站）为研究中、小学生视力低下的发展规律，本文试图从宁夏２７年间回、汉族学生视力变化情况，探讨少数民族地区视力保健工作对策，力争早日达到国家提出的“防近”工作目标。资料来源１...
Visual acuity trends of Hui students returning to Ningxia during 27 years HU Shu-qin, FENG Yue-chun, ZHANG Bin-lan, LIU Shu-lan (Ningxia Health and Epidemic Prevention Station) In order to study the development of low vision of primary and middle school students, this paper tries to explore the changes of the eyesight of Hui and Han students Ethnic areas of vision care work countermeasures, and strive to achieve the country as soon as possible to “prevent near” work objectives. Source 1 ...