The drinking water insecurity problems are mainly caused by the drinking water qualities, which include high-fluorine water, bitter water and polluted water.
饮水不安全主要是由饮用水水质引起的，包括氟水、苦咸水和污染水。
An ion chromatographic method was studied and established for measuring fluorine content in water, which shown high-resolution, high sensitivity and finer repeatability.
研究和建立了一个用于测定水中氟含量的高分辨、高灵敏和高重复性的离子色谱法，并辅以氟试剂-分光光度法进行了核实。
It can provide a new way for reducing fluorine in drinking water in the areas where the groundwater has high fluorine content.
该工艺的水处理费用较低，有可能为高氟水地区的饮水降氟提供一条新途径。
Drinking water of taking in food containing high fluorine by a long time can cause fluorine poisoning.
长期饮用高氟水或摄取高氟食物会引起氟中毒症。
High iodine and fluorine is the main cause of morbidity, To improve the quality of water is a fundamental preventive method.
高碘高氟是引起发病的原因，防治的根本措施是改水。
Tre - ated by alum activation, sepiolite can be used to purify the fluorine-bearing water sampled from high fluorine area.
海泡石试样经明矾活化处理后，按照试验选择的降氟条件，对采自高氟地区的饮用水进行交换处理。
Objective To Study sensitive mark of biochemistry of bone metabolize of The Endemic Fluorosis by epidemiology examine and lab check up in high fluorine area of drinking water.
目的对饮水型高氟病区进行流行病学调查及实验室检测，研究地方性氟中毒患者骨代谢的生化敏感标志物。
High fluorine water can be treated by boiling method, contact precipitation method or column filter method, the content of fluorine for processed water can meet normal drinking standard.
以上几种降氟剂根据水质不同可单独使用，也可钙、镁两种降氟剂混合使用。使用方法有煮沸法，接触沉淀法、滤柱过滤法来处理高氟水，其水氟含量可达到正常饮用标准。
The silicon and fluorine rubber with high temperature resistance, low compression permanent deformation, and high tear strength properties can meet the water sealing gasket requirements.
采用耐高温、低压缩永久变形、高抗撕裂硅、氟橡胶可以满足该部位需耐高温、耐冷却水的要求。
Through the investigation on fluorosis in Yangjiaying village, Ankang city, that air in room and food were polluted by high fluorine in drinking water and burning coal was proved.
通过对安康市杨家营村氟中毒的调查，证实该村人群饮水含氟量过高和燃用含氟量过高的石煤污染室内空气，食品等所致，属于饮水与燃煤氟中毒。
The drinking water carrying high fluorine was treated by natural zeolite activated, which have gained superior effect, the quality of water can reach the national standard.
用活化天然沸石处理后的含氟饮用水，基本可达到国家饮用水标准。
Li said in addition to pollution, the drinking water in rural areas also contained high amounts of fluorine and arsenic, excessive amounts of iron and manganese, and brackish substances.
李仰斌说，除污染以外，我国农村饮用水还有部分存在氟砷超标、铁锰超标、苦咸等问题。
A mesh membrane does not contain the fluorine, and has the advantages of simple preparation method, high permeability of pore space and good oil-water separation effect, and corrosion resistance.
该网膜不含氟，制备方法简单，孔隙通透率高，油水分离效果好，并具有耐腐蚀性能。
A mesh membrane does not contain the fluorine, and has the advantages of simple preparation method, high permeability of pore space and good oil-water separation effect, and corrosion resistance.
该网膜不含氟，制备方法简单，孔隙通透率高，油水分离效果好，并具有耐腐蚀性能。
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