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目的 为了贯彻琼卫防 [2 0 0 0 ] 66号文件精神 ,做好灾后卫生防疫工作 ,确保大灾之后无大疫。方法 按文件要求对重灾区饮用水灾时与灾后 (即投氯消毒前后 )进行了监测。监测指标为细菌总数、大肠菌群、集中式供水加测余氯。结果 灾时各种饮用水受到了严重污染 ,供水类型不同污染程度不同 ,灾后经过加氯消毒得到了比较理想的效果。灾时与灾后细菌总数合格率为 31.0 %与 92 .3% ,大肠菌群为 36.7%与 93.0 %。结论 重灾后饮用水水源受到了严重污染 ,要经过投氯消毒后方可饮用 ,这样才能达到安全用水 ,确保大灾之后无大疫
Purpose In order to implement the spirit of Qiong Wei-Fang [2000] No. 66 document, do a good job in post-disaster health and epidemic prevention and ensure no major epidemic after the disaster. Methods According to the requirements of documents, the monitoring of the drinking water disaster and post-disaster (ie, before and after chlorine-dosing) in hardest hit areas was conducted. Monitoring indicators for the total number of bacteria, coliform bacteria, concentrated water supply plus measured chlorine. Results All kinds of drinking water were severely polluted when the disaster occurred, and different types of water supply were polluted to different degrees. After the disaster, chlorinated water was more effective. After the disaster and the total number of bacteria after the pass rate of 31.0% and 92.3%, coliform bacteria 36.7% and 93.0%. Conclusion After the disaster, drinking water sources have been seriously polluted, and only after chlorine disinfection before drinking, so as to achieve safe water, to ensure that no major epidemic after the disaster