如果你需要的话，你的牙医可以给你开更高浓度含氟凝胶，牙膏或漱口剂。
Your dentist can prescribe a stronger concentration of fluoride in a gel, toothpaste or rinse if you need it.
一些业内人士显然不想购买氟氯化碳替代品，因为后者的价格是氟氯化碳的5倍。
Some in the industry apparently do not want to pay for CFC substitutes, which can run five times the cost of CFC's.
这些发现提供了更多证据，表明了在可食用动物身上使用氟喹诺酮类药物会带来哪些问题。
The findings add to the growing body of evidence suggestive of the problems of using fluoroquinolonones in food-producing animals.
三苯基膦被全氟烷基取代基所取代。
Triphenylphosphine has been modified by attachment of perfluoroalkyl substituents.
生产了各种芳基三氟甲磺酸酯。
氢氯氟烃和氢氟烃被认为是全球变暖的原因。
Hydrochlorofluorocarbons and hydrofluorocarbons are regarded as contributors to global warming.
单侧微注射氟西泮可降低大鼠平均膈肌活动。
Unilateral microinjection of flurazepam in nucleus tractus so-litarius (NTS) depressed the average phrenic activity.
氟烷基因的遗传与孟德尔的分离定律是一致的。
The inheritance of the halothane gene was shown to be in agreement with Mendel's law of segregation.
这一新发明的杀虫剂中包含氯虫苯甲酰胺和氟铃脲。
The new invention relates to a rynaxypyr and hexaflumuron insecticidal composition.
运用专业冷光美白技术治疗四环素牙、氟斑牙、染色牙。
Use professional cold light to whiten and treat acheomycin teeth, dental fluorosis, teeth staining.
质子交换膜燃料电池采用全氟磺酸固体聚合物膜为电解质。
Proton exchange membrane fuel cells use a perfluorosulfonic solid polymer film as electrolyte.
氟维司群预处理可能部分抑制这种由 EGF 介导的运动。
This EGF-mediated motility could be partly inhibited by fulvestrant pretreatment.
详细研究了氟代苯基硼酸和多芳基硼酸的合成及其工艺改进。
The synthesis of fluoro-substituted phenylboronic acid, and multiarylboronic acid and their process improvement were studied in detail.
测定氟虫胺饵剂用于公园和公共绿地等对红火蚁的灭治效果。
Test the efficacy of sulfluramid bait against Solenopsis invicta in gardens and common greenbelt.
将消费品与杜邦材料一起使用不会导致全氟辛酸（PFOA）的定量暴露。
The use of consumer articles with DuPont materials would not result in quantifiable exposure to perfluorooctanoic acid (PFOA).
本文描述了用毛细管气相色谱对0.8％四氟菊酯驱蚊药液的定量分析方法。
This paper describes a capillary column gas chromatography method for quantitative analysis of an 0.8 % solution of transfluthrin repellent.
2,3-二氯-5-三氟甲基吡啶是杀虫剂氯氟脲类合成农药的关键中间体。
2,3-Dichloro-5-trifluoromethylpridine is a key intermediate of synthesis pesticides of insecticide chlorfluazuron.
我们分别采用离子色谱法和氟离子选择电极法对茶叶中氟化物的含量进行测定。
We tested the quantity of fluoride in tea leaves by separately using fluorinion selective electrode and the ion chromatographys.
目的是探讨外排泵在嗜麦芽窄食单胞菌中对氟喹诺酮类药物的耐药性中的作用。
The objective is to explore the role of efflux pump in drug resistance to fluoroquinolones in Stenotrophomonas maltophilia.
法国制药公司赛诺菲-安万特也在就一种口服药物特立氟胺开展大型临床试验。
France's Sanofi-Aventis is carrying out large clinical trials of an oral drug called teriflunomide.
牙膏和漱口水是氟的良好来源。
氟是一种自然形成的矿物质。
它是铝、硅和氟的化合物。
使用含氟牙膏和令你口感舒服的软毛牙刷。
Use a fluoride toothpaste and a soft-bristled toothbrush that fits your mouth comfortably.
选择牙膏时，需要最重要注意的就是含氟量。
The most important ingredient to look for when choosing toothpaste is fluoride.
临床牙氟中毒的特征是牙腐蚀和损斑。
Clinical dental fluorosis is characterized by staining and pitting of the teeth.
建议每当你吃完甜食后都要用含氟的牙膏把牙刷干净。
Whenever you eat sweets -- in anymeal or snack -- brush your teeth well with a fluoride toothpaste afterward.
但是氟氯烃依然主要用在空调和建设材料中。
But HCFCs are still in use mainly in air conditioners and building materials.
现在，它将不会对称，因为有两个氟原子和两个氯原子。
Now, it's not going to be symmetric is it, because there's two fluorines and two chlorines.
在大气中停留短至两年的七氟烷似乎是导致最小的危害。
Sevoflurane, which lingers in the atmosphere for less than two years, seems to cause the least damage.
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