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了解个旧市铅冶炼厂生产工艺和安全防护设施及辅助综合措施的卫生学效果。收集295名工人在技术改造前后的尿铅检查结果,利用SPSS软件对结果进行统计分析。结果显示,多个工种尿铅平均超标率由技改前的42.6%下降到20.9%(P<0.01)。提示,技术改造和防护是预防职业性铅中毒的根本办法。
Understand Gejiu City lead smelter production technology and safety protection facilities and supporting the comprehensive hygiene measures. Urine lead test results of 295 workers before and after technical renovation were collected and the results were statistically analyzed using SPSS software. The results showed that the average over-standard rate of lead in multiple occupations dropped from 42.6% before the technical transformation to 20.9% (P <0.01). Prompt, technical transformation and protection is the fundamental way to prevent occupational lead poisoning.