氟化的

At present, I plant the production of calcium fluoride products can meet the sulfuric acid, metallurgy, ceramics, such as the needs of different industries.

目前，我厂生产的氟化钙产品可满足制酸、冶金、陶瓷等不同行业的需要。

The invention provides a UV below 200 nm lithography method utilizing mixed calcium strontium fluoride crystals.

本发明提供了波长在200纳米之下的UV平版印刷方法，它使用了混合的氟化钙锶晶体。

However, the CFC's needed for industry are not easily replaced.

然而，工业所需的氯氟化碳并不是容易被替代的。

The company has a large number of engineers engaged in die-casting industry, designers; Inc. After years of efforts to develop and practice a series of magnesium alloy crucible, crucible, gooseneck, steel bell, radio Tsui body, shot Tsui Tau, dosing pumps and protection of magnesium alloy gas sulfur hexafluoride, covering agents,¤agent.

公司拥有大批从事压铸行业的高级工程师、设计师；公司经过多年的努力和实践开发出系列镁合金熔炉、坩埚、鹅颈、钢铃、射咀身、射咀头、定量泵及镁合金保护气六氟化硫、覆盖剂、脱膜剂等。

Objective To evaluate the effect of fluoried protector on preventing enamel demineralization and promote enamel remineralization during orthodontic treatment, so as to provide evidence for the application of DIAGNOdent in clinic.

目的 评价氟漆在正畸治疗中防止牙釉质脱矿及促进牙釉质再矿化的效果，并为激光荧光诊断仪的临床应用提供依据。

Results The efficiency of the laser group was 96%, while that of NaF group was 76% The laser irradiation could decrease hypersensitive dentine. There was marked difference between two groups.

结果 用半导体激光治疗的患牙其敏感症状立即降低，即刻有效率达96%；而用氟化钠治疗的患牙，即刻有效率为76%，两者有显著性差异(P.01)。

Methods: 774 dentin hypersensitivity teeth of 99 patients were randomly divided into three groups: Group A-Green Or, Group B-Gluma desensitizer, Group C-75% sodium fluoride glycerin. The results of desensitization in 3 groups were evaluated immediately and 1 month after treatment by using a visual analogue scale.

将99例龈下刮冶术所致的774颗根面牙本质过敏症患牙随机分为3组，即极固宁脱敏组、Gluma脱敏剂组和氟化钠甘油脱敏组，分别进行脱敏治疗，观察即刻、1个月疼痛的VAS值。

The absorption of light in aqueous solutions of dysprosium, holmium and thulium salts.

唐高1，朱基千1，2，"掺镨(Pr3+)和铥(Tm3+)氟化镓铟玻璃标准的和改进后的贾德奥菲尔特理论研究"，光学学报 27，

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。

As prepared sample were characterized by FTIR and XRD, Results showed that the C-H bonds disappeared and the C-F bonds gradually increased in the process of reaction, the plane structure of mesophase pitch molecule was destroyed and distortion molecule construction of pitch fluoride took place it, moreover, the average distance between layers gradually increased with the enhancement of the F/C atomic ratio of pitch fluoride.

红外测试表明：随着氟化反应的进行，C-H键消失，C-F键形成并逐渐增加；XRD测试表明：中间相沥青中原有的大分子平面芳烃结构被破坏。

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。