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高铅暴露环境对人体健康的危害已得到了充分的认识,因此低铅暴露环境对人体健康的影响受到越来越多的关注,特别是慢性铅中毒对儿童健康的危害[1]。即使是低至10μg/L的血铅水平,仍然会对儿童的中枢神经系统、生理发育、智力、语言和社会性行为等产生不良影响[2]。我国的太原市等重工业区儿童的平均血铅值可达到250μg/L,即使在非工业区儿童血铅值超过100μg/L的范围为
The harmful effects of high lead exposure on human health have been fully recognized. Therefore, the impact of low lead exposure on human health is receiving more and more attention, especially the harmful effects of chronic lead poisoning on children’s health [1]. Even blood lead levels as low as 10 μg / L can have adverse effects on children’s central nervous system, physical development, intelligence, language and social behavior [2]. China’s Taiyuan City and other heavy industrial areas of children with average blood lead up to 250μg / L, even in non-industrial areas of children with blood lead values ?? of more than 100μg / L in the range of