儿童易患铅中毒,这是儿童生长发育特点决定了儿童食入和吸人的铅较多,而排出的铅较少。比如,儿童有较多的手、口动作,铅从口入的几率高;儿童对食物和氧的需求量大,铅的摄入也相应较多;儿童代谢旺盛,铅毒极易被吸收入血;空气中80%以上的 Children susceptible to lead poisoning, which is the characteristics of children’s growth and development determines that children eat more and inhaled more lead, and less lead discharged. For example, children have more hands and mouth movements, and the risk of lead is higher than that of mouth. Children have a great demand for food and oxygen, and there is a corresponding increase in lead intake. Children are highly metabolized and lead poisoning can easily be absorbed Blood; more than 80% of the air