为进步掌握全区改水降氟工程现状及供水使用情况,抓好管理,更好地落实改水措施,1992～1994年对已改水降氟工程使用进行了全面的现状调查。1 调查内容和方法 由区地方病防治办公室、地方病防治所的专业人员,对所有改水工程的建设、投资、受益、病情等逐一做了调查。 采取听、问、查、看、测的方法,对该工程的基本情况、管理措施、防治效果、供水时间、存在的问题等内容和改水后儿童氟班牙病情调查,并查阅改水前的原始资料进行对比分析。2 调查结果 In order to improve the status quo of water and fluoride removal in the whole district and water supply utilization, do a good job in management and better implement water diversion measures, a comprehensive status quo survey was conducted on the use of water and fluoride reduction projects from 1992 to 1994. 1 Contents and Methods of Investigation The experts from the endemic disease prevention and cure office and the endemic disease prevention and cure office of the district conducted a survey on the construction, investment, benefit, and condition of all water diversion projects. Take the method of listening, asking, checking, watching and measuring. The basic situation of the project, management measures, prevention and control effects, water supply time, existing problems and so on, Of the original data for comparative analysis. 2 findings