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为了解“双星明”眼药水对防治学生视力不良的效果。我们选择了宁德、南平的4所中小学，进行了双盲疗效观察实验，现将近期疗效观察结果报告如下：1对象与方法1，1对象在4所中小学中，先进行全体学生的远视力检查，远视力低于5．0的学生再进行远、近视的判别。本次实验排除视力
In order to understand “Shuangxing Ming” eye drops on the prevention and treatment of students with poor vision. We have chosen Ningde, Nanping 4 primary and secondary schools, conducted a double-blind observation of efficacy, the results of the recent observations are as follows: 1 objects and methods 1,1 object in 4 primary and secondary schools, all students far Visual acuity, distance vision of students below 5.0 and then far, myopia discrimination. This experiment rule out vision