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对某化工厂农药车间135名接毒害人员进行了全面体检及有毒物质监测．结果1980年～1991年间毒物的浓度不断降低，但车间苯的浓度却变化不大，DDVP工段呼吸带平均超标39倍．历年有机磷中毒呈下降趋势，农药车间工人神衰症侯群较为突出。1991年工人咳嗽和齿龈出血较1980年严重。化
A chemical plant pesticide workshop 135 poisoning personnel conducted a comprehensive physical examination and toxic substances monitoring. Results From 1980 to 1991, the concentration of poisons kept decreasing while the concentration of benzene in the workshop changed little. The average respiratory rate of DDVP was 39 times higher than that of DDVP. Organophosphate poisoning over the years showed a downward trend, the pesticide workshop workers neurotic syndrome Hou prominent group. In 1991 workers cough and gum bleeding than in 1980 serious. The