Residue limits for chromium, cadmium, mercury, arsenic and fluoride in tea.

茶叶中铬，镉，汞，砷及氟化物限量。

youdao

Objective To investigate the influences of arsenic and fluoride exposure on children's intelligence and growth.

目的探讨氟砷暴露对尚处于生长发育阶段儿童智力及生长发育的影响。

youdao

It indicates that arsenic may reduce the effect of fluoride on tooth and bone by reducing the absorption and cumulation of fluoride in the body.

结果表明砷可能通过减少氟的吸收及氟在组织蓄积而减轻氟对机体骨等矿化组织的损害作用，但这种拮抗作用很弱。

youdao

Quantities of sewage are poured into it daily, 95% of which is untreated, and it is also a depository for industrial effluents, chemicals from farm runoffs and arsenic and fluoride contamination.

ECONOMIST: It must also be clean