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- If the fluorine content is high, it may increase plant corrosion. 如果氟的含量高，会加剧设备的腐蚀。
- Study on change regulations of nutritional composition and fluorine content of Potamogoton Pectinatus L. 龙须眼子菜营养成分及氟含量变化规律的研究。
- Additionally, the fluorine content of drinking water and fresh corn are too low to lead to ... 当地饮用水和新鲜的玉米中氟的含量亦很低,不足以导致氟中毒。
- The high fluorine content groundwater was resulted by the complicated geophysic and geochemistry causes. 由于复杂的地球物理化学原因导致了地下水形成高氟水。
- The influence of fluorine content and PVC to the properties of the coatings is studied. 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。
- Although the Fluorine content in urine and the rate of dental fluorosis of the children l... 因此，开发利用地热水后，对周围环境污染及远期的健康影响应予以重视。
- Determination methods of total fluorine content in phosphogypsum were discussed. 对磷石膏中的氟含量的测定方法进行了探讨。
- Hydroxyfluorapatite (FHA) bioceramics of different fluorine content were prepared by the method of solid reaction sintering. 采用固相反应热烧结法制备不同氟含量的含氟羟基磷灰石(FHA)生物陶瓷。
- The study showed that the fluorine content in groundwater was from having fluorine content mineral and dissolving of adsorptive fluorine in rock. 研究认为，地下水中的氟主要来自与所接触的岩土体中含氟矿物和吸附性的氟的溶解。
- The experiment was carried out to analyze the water-soluble fluorine content in Laoshan green tea and its influencing factors. 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 high-As coal was very limited in western Gzuihou and the fluorin content is within normal range. 贵州地方病氟中毒的氟源是拌煤黏土，而非煤本身。
- Authors determined the fluorine content of potable water in some areas of liaoning province and put forward to the effective measures to overcome the lack of fluorine. 应用此法,对辽宁省部分地区饮用水的氟含量进行了测定,并针对氟含量偏低的情况,提出了行之有效的解决方法。
- A fluorine-contg.textile finishing agent emulsion was prepad.and characterized by FTIR and laser granularity tester.The influences of fluorine content,finishing agent concn. 制备了一种乳液型含氟织物整理剂,并用FTIR、激光粒度分析仪对它进行了表征;
- Results Fluorin content of sample determined didn t exceed investigation content allowed of fluorin except dry corn and capsicum. 结果除老玉米和辣椒氟含量超标外,其余品种均未超过国家氟允许量标准。
- Authors determined the fluorine content of potable water in some arcas of Liaoning province,and put forward to the effective measures to overcome the lack of fluorine. 应用此法,对辽宁省部分地区饮用水中的氟含量进行了测定,并针对氟含量偏低,提出了行之有效的解决方法。
- And then, the distribution law of fluorine in groundwater was confirmed by studying interaction of various factors that affected the fluorine content in groundwater. 通过对影响地下水中氟含量的各种因素之间的相互作用进行分析研究，进而确定地下水中氟的富集规律。
- Methods Fluoride ion(F)-selective electrode method was used to determine fluorin content of capsicum, tea, corn, rice, toothpaste, tap water and mineral water. 方法对该市不同地点抽取的市售辣椒、茶叶、玉米、大米、牙膏、自来水和矿泉水,采用氟离子选择电极法测定氟含量。
- Objective To estimate investigation content of fluorin of children and adult in Zunyi city by determining fluorin content of some food, drinking water and toothpaste. 目的对遵义市市售的几种常用食物、饮用水和牙膏进行氟含量测定,以估计该市儿童和成人的主要氟摄入量。
- These chronic exposures failed to produce any measurable changes in the general appearance, appearance of teeth, activity, growth, mortality, blood, serum chemistry, or fluorine content of the teeth and bones of the rats tested. 这些长时间的暴露没有在被测试老鼠的总体外观、牙齿外观、活动性、生长、死亡率、血液、血清化学性质或牙齿和骨骼的氟含量方面产生任何可测量的变化。
- This article has introduced separation method of emulsion and pigment in waterborn fluorocarbon coatings and fluorine content test results. The practical determination method is given. 摘要介绍了水性氟涂料的乳液和颜填料分离方法，以及氟含量试验结果。给出了合适的测试方法。
