fluoride

It is a proven fact that fluoride strengthens growing teeth .

氟化物可以强化生长中的牙齿，这是已证明的事实。

Most urban water supplies in the United States now contain fluoride in varying amounts .

现在美国大部分城市供水中都存在含量不一的氟化物。

Excess fluoride produces osteoscherosis , the first signs of which appear in the vertebrae .

过多的氟化物可能产生骨硬化，其第一个征兆出现在脊椎。

The film is deposited on the surface of the glass by evaporating crystals , usually of cryolite or magnesium fluoride , in a vaccum .

涂敷薄膜时，通常是将玻璃置于真空之中，然后使冰晶石或氧化镁晶体气化，令其沉积于玻璃表面上。

This is because toothpaste contains fluoride .

这是因为牙膏中含有氟化物。

If you rinse4 your mouth with water immediately after a brush session , you 're also rinsing5 away the fluoride , which doesn 't give it much time to work its magic .

如果你在刷牙后立刻用水漱口，你会将氟化物也冲洗掉，此时氟化物还未来得及发挥作用。

Some people rinse with mouthwash as a workaround — but that may not be such a great idea either , since toothpaste has a significantly higher concentration of fluoride than mouthwash does .

有些人会用漱口水来作为变通之法，但是这个主意也不算太好，因为牙膏的氟化物浓度比漱口水要高得多。

Study on the Expression Methods of Background Content of Fluoride in Soil

土壤中氟背景值表示方法的研究

Two determination methods for fluoride content in water sample were discussed .

研究了氟离子选择性电极法和氟试剂分光光度法测定水样中氟化物的差异，探讨了2种方法的优劣。

Objective Study on the problems of detecting air fluoride .

目的对空气氟测定方法存在的几个问题进行探讨。

Improvement of the Method for Measurement of Fluoride in Human Urine

尿氟测定方法的改进

Objective To study fluoride release and its impact on the basic properties .

目的研究含氟复合树脂释氟及释氟后对材料本身性能的影响。

Treatment of high concentration fluoride drinking water with basic aluminum chloride

碱式氯化铝处理高氟饮用水

Study on the effect of fluoride exposure on workers ' teeth

氟暴露对工人牙齿影响的研究

An experimental study on the effect of caries prevention with different fluoride products

不同氟制剂抗龋作用的实验研究

A dynamic column study of fluoride adsorption and desorption in soil

土壤对氟离子吸附与解吸的动态土柱法研究

This paper studies a new technology of water defluoridation and fluoride waste treatment .

本文研究了饮水除氟及含氟废水处理新工艺。

Analysis of fluoride content in products of tea

茶叶制品氟含量剖析

A Study on Fluoride Removal from Drinking Water by Activated Zeolite

饮用水沸石除氟的实验研究

Determination of Silicon Content in Steels by Fluoride Electrode Method

氟电极法测定钢铁中的硅含量

A study on the leaching of fluoride in soil

土壤中氟的淋溶研究

The paper first introduces the actuality of fluoride pollution and its reason in China .

本文首先介绍了我国大气氟化物的污染现状；

However , no fluoride removal effect was observed by using quartz sand .

石英砂对水中的氟无任何去除效果。

Total amount of fluoride intake is 3.28 mg / day .

人体总摄氟量为328mg/day。

Study on preparation and fluoride removing of model 732 version resin absorbent

732型改性树脂脱氟剂的制备与脱氟研究

Study on Enviromental Fluoride & Contamination by Nuclear Reaction Analysis

环境中氟污染的核反应分析研究

Study on adsorption of fluoride ion in drinking water with activated alumina

活性氧化铝对饮用水中氟离子的吸附行为

Method on removing fluoride from drinking water by means of electrocoagulation

电絮凝法去除饮用水中氟的研究

The Treatment of Waste Hydrogen Fluoride Gas The oxygen content is 21 % ;

氟化氢废气的处理气体中含氧量为21%；

Uncertainty Assessment of Fluoride Concentration Using Ion Selection Electrode

离子选择电极法测量氟化物不确定度评定