调查了５８名蒙古族小学住校生的摄氟量与排氟量。结果表明：男生日摄氟量为２．１２２ｍｇ，女生为１．７３８ｍｇ，摄氟的途径主要是食物，其次是水，由空气进入机体的氟较少。男女生日排氟量分别为１．２７０ｍｇ和１．２０１ｍｇ，主要排氟途径是经肾脏由尿液排出，由粪便只排出少量氟。 Fifty-eight Mongolian primary school students were surveyed for fluoridation and fluoride release. The results showed that the daily fluoride intake was 2.122mg for boys and 1.738mg for girls. The main ways of fluoride intake were food, followed by water, with less fluoride entering the body through air. Male and female birthday fluorine emissions were 1.270mg and 1.201mg, respectively, the main way to discharge fluorine is excreted by the urine from the kidneys, excretion of only a small amount of fluoride from the stool.