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单村与联办降氟改水工程建管现状及防治效益调查分析李杰，吕拴过运城地区是从１９７９年开展降氟改水工作的，其形式主要有单村工程和联办工程两种。经过十多年的运转，早期兴建的两种形式改水工程，其管理状况和防治效益都出现了差别，为了探索两种形式改水工程间建管现...
Investigation and Analysis on the Present Situation of Construction Management and Prevention and Control Benefits of Single-Pond and Liaison De-Fluoride Water Reclamation Project Li Jie and Lü Shuan Overloaded areas have been carrying out fluoride reduction and water diversion work in 1979. There are mainly two forms: single village project and joint project Species. After more than a decade of operation, the two forms of water diversion projects built in the early stage have shown differences in their management status and prevention and control benefits. In order to explore the construction of two types of water diversion projects now ...