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目的了解许昌市改水降氟工程建设、管理情况。方法采用现场勘验和实验室检测方法对氟病区改水工程进行调查。结果全市4个氟中毒病区的433处降氟改水工程,报废211处,而正常使用的222处(占51.27%)中水氟超标38处(占17.12%)。结论许昌市降氟改水工程损毁严重。
Objective To understand the construction and management of water and fluoride reduction projects in Xuchang City. Methods A field survey and a laboratory test were used to investigate the water diversion project in fluorosis area. Results There were 433 fluoride removal water works in 4 fluorosis areas in the city, which were scrapped at 211 sites. Of the 222 sites (51.27%) in normal use, there were 38 water fluoride exceeded the standard (accounting for 17.12%). Conclusion Xuchang City fluoride to water improvement project seriously damaged.