改水降氟 improving water to reduce fluoride ; defluoridation to improve water
降氟改水 water defluorination
降氟措施 the fluorine-decreasing measures
改灶降氟 decrease the ratio of fluoride ; improved oven for defluorination
降氟率 defluoridation rates
降氟效果 defluoridation efficiency
改灶降氟效果 The effects of the fluoride reducing
改水降氟工程 Water-improving and defluoridation projects
改水降氟工程的管理仍存在隐患。
There were still hidden troubles in the management of the water improvement project.
结论山东省改水降氟工程的水氟超标现象严重。
Conclusions The phenomenon that water fluoride concentration outnumbers the standard is overwhelming.
目的了解河南省降氟改水打井工程水氟含量和工程使用情况。
Objective To understand water fluoride concentration and application of the fluoride lowering well digging projects in Henan Province.
应用推荐