论文部分内容阅读
辽宁省是以饮水型地方性氟中毒为主的地氟病区。自 80年代以来 ,辽宁省政府有计划地在中、重病区实施改水降氟工程 ,投入了大量的人力和资金。由于改水工程受到水文地质、施工水平、经济条件、工程管理等多种因素的制约 ,为了解已建降氟工程的使用情况 ,2 0 0 0年对国家地方性
Liaoning province is endemic fluorosis-based endemic fluorosis. Since the 1980s, the Liaoning provincial government has planned to implement water and fluoride reduction projects in medium and severe wards and devoted a great deal of manpower and capital. As water diversion project by hydrogeology, construction level, economic conditions, project management and other factors, in order to understand the use of fluoride has been built, in 2000 on the national