山区与市区小学生血锌、钙和铅水平分析

The Analysis on the Levels of Blood Zinc,Calcium and Lead Among Pupils in Mountain Area and Urban District

为了解空气污染对小学生健康的影响，分别对远离公路及厂矿的山区小学生和位于机动车流量大的街道两旁的市区小学生的血锌、钙、铅进行了测定。结果表明，山区小学生与市区小学生的血锌、钙、铅有一定的差异，市区小学生血铅明显高于山区小学生。说明汽车尾气污染已对市区小学生的健康，构成了严重威肋。

To study the effects of air pollution on pupils' health,the levels of blood zinc,calcium and lead among pupils living far away from the roads,factories and mines in mountain areas and living nearby the streets with heavy traffic in urban districtThe results showed that some certain differences in blood zinc,calcium and lead were found between the pupils in mountain area and urban districtThe levels of blood lead in urban pupils were higher than those in mountainarea pupilsIt indicated that the health of urban pupils had been affected by the vehicle exhaust