Ojbective To probe the relationship between the serum lead of the coppersmeltery workers and the occupational exposure.
目的探讨铜冶炼工人血铅与职业性暴露关系。
2
Methods a prevalence survey was carried out to investigate 222 male workers of a coppersmeltery plant and 68 workers in a control group.
方法采用现况调查方法,对铜冶炼厂222名男性工人和68名对照组工人进行调查。
3
The form of copper occurrence in contaminated soil in a smeltery site was discussed comparatively by continuous chemical digestion, with the coefficient of biologic effectiveness to copper calculated.