Urine lead 尿铅
urine lead level 尿铅水平
Minute quantity lead in urine 尿中微量铅
Lead of Freeze-dried Human Urine 冻干人尿铅成分分析标准物质
Although caffeine, as a diuretic, increases the excretion of urine, it does not lead to a deficiency of body water, the panel concluded, suggesting that the effect is fleeting.
虽然咖啡因作为一种利尿剂增加了排尿量，它并不会导致身体缺水，专家组总结道，暗示这种效应是短暂的。
Methods The activity of urine NAG was determined by colorimetry with para-nitrophenol in 85 workers exposed to lead.
方法采用对硝基苯酚比色法对85名铅作业工人尿nag活性进行测定。
In extreme cases of extended lead exposure, doctors use drugs called chelating agents, which bind to the lead and pull it out of the body through urine.
在持续的铅暴露的极端情况，医生用一种叫做螯合剂的药物来治疗。
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