关于小学生患近视率的调查报告.doc

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关于小学生患近视率的调查报告

目录 一.引言·······················································2 内容摘要···················································2 二、调查方法、内容及时间、对象·································2 三、调查结果与分析·············································2 (一)调查结果·················································2 (二)调查问卷 ··············································3 (三)原因分析·················································5 1、遗传因素···················································5 2、环境因素···················································5 3、营养体质因素···············································6 四、对预防近视的意见和对策·································6 (一)意见····················································6 (二)对策····················································7 关于中学生患近视率的调查报告 一、?二、调查方法、内容及对象 1、调查方法:问卷调查法 。 、调查对象: 年级学生。 三、调查结果与分析 (一)(二)(三)分析: ?四、 2

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