conclusions fluoride mouth rinse can effectively prevent and decrease enamel decalcification in fixed-orthodontic treatment.

1、

the present invention discloses an aryl sulfur fluoride type fluoro reagent, and a method for preparing the same.

芳基氟化硫型氟代试剂及其制备方法。

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2、

use a fluoride toothpaste and a soft-bristled toothbrush that fits your mouth comfortably.

使用含氟牙膏和令你口感舒服的软毛牙刷。

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3、

aim to validate spectrum analysis of oxalyl fluoride neutral molecule (fco) and study vibrational mode of the two configuration.

目的为了验证草酰氟中性分子（FCO）2光谱分析的结果和进一步研究2种构像的振动模式。

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4、

magnesium fluoride is widely used in the preparation of hot-pressing crystal, vacuum coating material and optical glass.

氟化镁广泛用于热压晶体、真空镀膜和光学玻璃的制备。

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5、

objective to determine the impact of temperature and relative humidity on sulfuryl fluoride fumigation against rats.

目的观察温度和相对湿度对硫酰氟熏蒸灭鼠效果的影响。

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6、

the uncertain degree of evaluating fluoride in air environment with electrode is a complicated task in environmental monitoring analysis.

评估用电极法测定环境空气中氟化物的不确定度在环境监测分析中是一个复杂和繁琐的事。

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7、

measurements of proton response of two lithium fluoride detectors with different thicknesses .

对两种厚度氟化锂探测器质子响应特性的测量。

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8、

hydrogen fluoride is the maternal product of fluorine chemical industry with a wide uses.

氟化氢是氟化工的母体产品，用途广泛。

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9、

we regard treatment of skeletal fluorosis as an important content for controlling of endemic fluoride intoxication .

氟骨症患者的治疗是地方性氟中毒防治的重要内容。

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10、

brick manufacture is one of the major pollution sources of fluoride.

砖瓦厂是重要的大气氟污染源。

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11、

the fluoride mixes with enamel, the hard surface on teeth, to help prevent holes, or cavities , from forming.

氟化物和牙齿表面坚硬的珐琅质混合，可以帮助预防牙洞的形成。

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12、

prevention by using fluoride is the only realistic way of reducing this burden in populations.

通过氟化物的应用预防龋病是在人群中减少这种疾病负担的唯一现实的方法。

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13、

afterwards, the proliferation activity of fibroblast was decreased along with the time of culture and the increase of doses of fluoride.

随着氟质量浓度的增加和氟作用时间的延长，成纤维细胞的增殖活力明显减弱。

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14、

urinary fluoride of individuals varied so largely that it was not proper for the disease diagnosis.

个体尿氟变异较大，对于氟中毒的诊断价值不大；

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15、

the fluoride makes(mixes) with enamel, the hard service(surface) on teeth, to help prevent holes or cavities from forming.

氟化物通过和牙齿表面坚硬的珐琅混合后，可以帮出预防牙齿上的蛀洞。

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16、

phosphate fertilisers, which often contain the toxins fluoride and arsenic, are among the most environmentally damaging of all fertilisers.

磷肥经常含有有毒的氟和砷，是化肥中对环境破坏较为严重的一种。

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17、

fluoride is known to help prevent dental cavities, but long-term ingestion of excessive amounts could cause bone problems.

氟化物能预防龋齿，但是长期摄入超量的氟化物则可能导致骨骼方面的问题。

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18、

chemicals used for treatment of water intended for human consumption. sodium fluoride.

人类饮用水处理用的化学品.氟化钠

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19、

study of suppressing the enamel demineralization by combined application of fluoride lanthanum and molybdenum.

氟化物与镧、钼协同应用抑制牙釉质脱矿过程的研究。

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20、

the casting solution was the ternary system composed of poly(vinylidene fluoride), n, n-dimethyl acetamide, and lithium chloride.

铸膜液是聚偏氟乙烯、N，N—二甲基乙酰胺和氯化锂组成的三元体系。

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