氟化

Result: The incidence of enamel opague spot in the treatment group was significantly lower than that in the control group.

结果：经氟化处理的牙齿，釉白斑的发生率低于对照组，有显著性差异。

The water from cleaning silicon residue could be used as water-confected in refining epsom salt.

对于采用氟化物助浸所产生的氟化硅(SiF_4)气体环境问题，采用空心喷淋塔喷淋清水吸收方式处理。

OBJECTIVE: To study the effects of fluoride on bone biomechanical parameters of femur in young rats.

目的：观察氟化钠对幼年大鼠股骨骨生物力学参数的影响。

The first metamaterial is described as like a nanoscale fishnet stacked with layers of silver and non-conducting magnesium fluoride.

第一metamaterial被称为纳米鱼网一样堆满了层层银和不导电的氟化镁。

And international health organizations, including the World Health Organization , support water fluoridation programs.

同时，包括世界卫生组织在内的国际健康机构都支持水的氟化工程。

Nearly 100 national and international organizations recognize the public health benefits of community water fluoridation for preventing dental caries.

将近一百个国家和国际组织认识到社区饮水的氟化对预防龋齿的公共健康益处。

All products are characterized with 1H-NMR. The products are used as PTC in the fluoridation of p-chloronitrobenzene, tetrachloroterephthaloyl chloride and N-benzyltetrachloridephthalimide to detect the performance of the different PTCs.

分别将上述化合物作为相转移催化剂应用于对硝基氯苯、四氯对苯二甲酰氯和N-苯基四氯邻苯二甲酰亚胺等化合物的氟化反应中，以检测各催化剂的催化性能。

AS the fluoride industrial development rapidly, also affected the lives of human beings.

在氟化工业快速发展的同时，也影响了人类的生活。

Objective To observe the effect of sodium fluoride on immune-function.

目的 观察氟化钠对免疫功能的影响。

The classification,synthesis and application of ionic liquids in fluorination were introduced in brief.

本文简要介绍了离子液体的分类、合成及其在氟化工艺中的应用。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。