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为了解我县中小学生视力不良现状，更好地开展眼卫生保健，我们利用近４个月时间对１８所中小学校５２７３名学生视力进行调查统计。给学校、家长提供视力健康信息，为今后的防治工作提供科学的依据。１一般资料１１调查对象选择我县４个乡镇３所中学（初中组）和１５所...
In order to understand the current situation of poor eyesight of primary and secondary school students in our county and to carry out better eye health care, we spent nearly 4 months surveying the visual acuity of 5273 students in 18 primary and secondary schools. To schools, parents provide vision health information for future prevention and treatment to provide a scientific basis. 1 General Information 1 1 survey selected 4 counties in my county three secondary schools (junior high school) and 15 ...