改水降氟工程水氟含量和工程建设管理使用情况,对饮水型地方性氟中毒防治起着关键作用。为了解和掌握已建工程水氟含量和管理现状,分析存在问题,提出改进意见,对本市1996年底以前全部已建工程进行了调查。 Water fluoride fluoride water project and project management and use of water, drinking water endemic fluorosis poisoning plays a key role. In order to understand and master the current situation of fluorine content and management of the constructed water, the existing problems were analyzed, suggestions for improvement were put forward, and all completed projects before the end of 1996 were investigated.