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

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。

互联网摘选

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。

互联网摘选

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

互联网摘选

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。

互联网摘选

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。

互联网摘选

a method is described for the separation and determination of fluoride in samples that cannot be directly analyzed for fluoride.

本文叙述了在样品中不能直接分析氟化物的一种分离和测定方法。

互联网摘选

however, the use of high doses of fluoride for prevention of osteoporosis is considered experimental at this point.

然而，根据此观点，试验已经证实使用高剂量的氟化物能预防骨质疏松。

互联网摘选

objective in order to understand the effects of occupational exposure to fluoride on the body trace element and catalase in workers.

目的为了解氟暴露对工人机体微量元素及过氧化氢酶的影响。

互联网摘选

these include fluoridated water, fluoride rinses for use at home, and, of course, any commonly used fluoridated toothpaste.

其中包括家用的含氟饮用水，氟漱剂，当然，最常用的是含氟牙膏。

互联网摘选

and only a small of amount of fluoride fluoridated toothpaste, the size of a green tea pea, should be used.

使用少量的含氟牙膏，尺寸大约有碗豆大小即可。

互联网摘选

this reaction is known to be favoured in the presence of a relatively high amount of fluoride in the electrolyte.

已知，这一反应在电解液中存在相对大量氟化物时更为有利。

互联网摘选

it has better up conversion intensity, and its mechanism is better than fluoride.

它具有较低的声子能量，较好的上转换发光强度，机械性能也比氟化物强。

互联网摘选

we produce a fluoride-free toothpaste because we respect our customers' diverse needs and interest.

我们的产品为无氟牙膏，因为我们尊重顾客的不同需求及喜好。

互联网摘选

fluoride machine has two forms: a single-trailer equipment and cabinets hang up the form of the same household.

氟机有两种形式：一种为单拖设备与家用柜挂机形式相同。

互联网摘选

half the children in the study took two of the medicated mints in the morning after brushing with a fluoride toothpaste.

参加试验的一半儿童，在早晨用氟化物牙膏刷牙并且吃两种含药的薄荷糖。

互联网摘选

if it doesn't, talk to your dentist or doctor about giving you a prescription for fluoride drops for your baby.

如果没有，告诉你的牙医或医生给你的宝宝开一些氟化物的滴剂。

互联网摘选

at this time the best experimental conditions fluoride removal rate of activated alumina up to 98. 8%.

此时最佳条件实验的活性氧化铝除氟率最高为98.

互联网摘选

nevertheless, up to the present, the chemical basis of fluoride toxicity to aquatic organisms is not well understood.

不过，至目前为止，该化学品的基础上氟化物毒性对水生生物是没有很好的了解。

互联网摘选

the invention relates to a preparation method of a polyvinylidene fluoride (pvdf) ultrafiltration membrane with improved permeability.

本发明涉及一种改善通透性的聚偏氟乙烯超滤膜的制备方法。

互联网摘选

the american dietetic association reaffirms that fluoride is an important element for all mineralized tissues in the body.

美国膳食协会再次肯定：氟化物是人体所有的矿化组织重要的物质。

互联网摘选