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我厂自1958年始,用铬性铁矿作原料生产重铬酸钠和铬酸酐。工种主要有转炉工和制造工,整个生产过程中都产生六价铬化合物的雾或尘。我们对1983年对256名接铬工人体检中查出的98名铬性鼻炎进行了统计分析。结果表明:
Since 1958, our factory has used chromium iron ore as raw material to produce sodium dichromate and chromic anhydride. Trades are mainly converter workers and manufacturing workers, the entire production process have hexavalent chromium compounds fog or dust. We conducted a statistical analysis of 98 cholelithiasis detected in the physical examination of 256 workers who received chromium in 1983. The results show: