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为探讨生活饮用水氛含量对中小学生龋齿患病的影响，我们对学生家庭生活饮用水的氟含量和学生龋齿患病情况进行了调查分析。1对象与方法以10所中学的10746名学生为对象，并对上述学生家庭饮用的不同氟含量的4个水源进行采样。4个水源是：1号水源（西涝台水厂），含氟量0．1－0
In order to investigate the impact of drinking water content on the prevalence of dental caries in primary and secondary school students, we investigated the fluorine content of drinking water and the prevalence of dental caries among students. 1 Subjects and Methods 10746 students from 10 secondary schools were enrolled, and four water samples of different fluorine contents for drinking in the above-mentioned families were sampled. The four water sources are: No.1 water source (Westlake waterworks), fluorine content 0.1-0