目的了解重庆地区地产小麦氟含量。
Objective To understand the fluoride contents in local wheat in Chongqing.
同时测定母体尿氟含量。
方法：用氟离子选择电极法检测水氟含量。
Method: Fluoride level in drinking water was examined with F-ion selective electrode method.
方法采用以改炉灶为主，降低室内空气氟、食品氟含量。
Methods Improving stove to decrease fluoride in indoor air and food.
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.
作为一种粗制骨盐的骨炭可用来降低饮水中氟含量达到饮水标准。
Bone char, as a raw bone salt, may be used to reduce the fluoride concentration in drinking water to acceptable limit.
该测试方法重现性好，方便、快速，能满足茶叶中氟含量的测试要求。
The method is simple, rapid and has good repeatability for determining fluorine contents in tea.
研究了氟含量对涂层耐候性的影响及涂料的PVC对涂层性能的影响。
The influence of fluorine content and PVC to the properties of the coatings is studied.
在氟含量较高时，生成了新的更强的B酸中心，且使得L酸酸性增强。
While higher fluorine content leads to the formation of stronger Brnsted acid site and Lewis acidity is also strengthened.
介绍一种用氧瓶燃烧-离子选择电极快速测定人发中氟含量的新方法。
This paper describes a new method for quick measurement of the content of fluoride in human hair with oxygen-flask combustion and ion-selective electrode.
其不同产地和种类的茶氟含量的差异有高度显著性（P<0.01）。
Tere was a significant difference in the fluoride contents of tea in different product places and in various kinds (P<0.01).
通过采样分析，对崂山绿茶水溶性氟含量及其主要影响因素进行了研究。
The experiment was carried out to analyze the water-soluble fluorine content in Laoshan green tea and its influencing factors.
糙米氟含量与水稻抽穗齐穗后所暴露的氟剂量间呈极显著线性相关关系。
Fluoride accumulation in brown rice was in extremely significant linear relationship with the dose of fluoride in the air the spike is exposed to after full heading of the plant.
肾功能损害程度与是否患氟斑牙无直接关系，主要取决于饮水中的氟含量。
Renal damage degree is not related to whether the children suffered from dental fluorosis and mainly due to water fluoride concentration.
方法对全厂职工开展职业健康检查，同时收集职工尿样，进行尿氟含量测定。
Occupational physical examination was carried out among the whole staff of this factory; urine samples of workers were collected and urine fluorine content was determined.
用实验动物的骨、牙齿中氟含量判断氟中毒动物造型是否成功是值得考虑的。
It is worth considering that fluoride content of experimental animals in bone and teeth serve as judgment of a successful animal model.
结果表明原料茶的氟含量可有明显下降且茶水色泽和茶多酚含量无明显改变。
Results showed that fluoride content in raw tea decreased clearly and tea color and polyphenol content of tea haven't change obviously after treatment by the new method.
经过漫长地质年代的溶滤作用是控制深层地下水中氟含量的主要地球化学作用。
Lixiviation is chief geochemistry action to control fluorine content undergo very long geological age.
对使用不同燃煤方式的居民户主要食物氟含量与氟中毒流行强度进行对比分析。
Analyse the content of fluorine in air in the room where different kind of coal is used and the main food and the intensity of epidemic.
目的探讨冷酸解离-氟离子电极法测定含氟牙膏中总氟含量的可行性和可靠性。
Objective to evaluate the reliability of a method of measuring the total fluoride in fluoride-containing toothpastes with acid diffusion and fluoride selective electrode.
方法：水氟含量采用氟离子选择电极法进行检测，儿童氟斑牙采用三型九度法。
Methods The fluoride contents were tested by fluoride selective ion electrode, dental fluorosis prevalence rate of children was examined according to clinical diagnosis standard.
方法：水氟含量采用氟离子选择电极法进行检测，儿童氟斑牙诊断采用三型九度法。
Methods The fluoride content in water was determined by fluoride selective ion electron, and dental fluorosis of children was examined according to clinical diagnosis standard.
目的了解南海市南庄、小塘两镇空气氟含量，为在当地进行饮水氟化项目提供参考。
Objective To evaluate the concentration of fluoride in the air of Nanzhuang, Xiaotang in Nanhai City and offer references for the water fluoridation schemes in the very areas.
本文研究了离子选择性电极法测定单氟磷酸钠型牙膏中的有效氟和总氟含量的方法。
The method for the determination of effective and total fluoride contents in toothpaste containing monofluoroposphate (MFP) by a ion-selective electrode is investigated.
砖茶因大多存在氟含量偏高的问题而备受关注，如何降低砖茶中氟含量成为研究热点。
Zhuan tea contained more fluorine than other teas; and it was a research focus to reduce the fluorine content.
保护渣中氟含量越高，保护渣在水中的浸泡时间越长，渣中氟向水中的转移量就越多。
The higher the fluorine content in the fluxes was and the longer the soak time of the fluxes in the water was, the more the fluorine would transfer into the water.
土壤氟(特别是土壤水溶性氟)与植物体的氟含量密切相关，从而也与人体健康密切相关。
Soil fluorine, especially water-soluble in the soil, has closely associated with the fluorine content in plants, thus affects human welfare greatly.
综述了含氟聚合物的应用原理、测试方法及氟含量，分析了氟含量对氟涂料耐久性的影响。
Applying principle, test methods and fluorine content data of fluorocarbon polymers are reviewed. The influence of fluorine content on the durability of fluorocarbon coatings is analyzed.
在某地高氟含量铁矿石的冶炼过程中，炉缸粘土质高炉砖砖视遭到了极其严重的破坏作用。
During the smelting of an iron ore containing high fluoride content in a small blast furnace, the hearth refractories were severely corroded.
宝钢预处理熔剂中氟含量和钠含量较高，为此在实验室进行了铁水预处理脱磷、脱硫实验。
Aiming at decreasing the fluoride and sodium content of processing flux in Baoshan Iron and Steel co, the dephosphorization and desulfurization experiment during hot metal pretreatment was performed.
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