牙槽炎

Because of the characteristics of tiny ecoenvironment under the gums, gums next stir up an in great quantities poisonous dint's bigger tooth week to the germ in the germ spot, like gum rod bacteria, in the center type rod bacteria, helicoid etc., make the burning disease of gum aggravated and expand to postpone, cause tooth for week bag formation and the tooth slot bone absorption, make tooth burning for week.

由于龈下微生态环境的特点，龈下菌斑中滋生着大量毒力较大的牙周致病菌，如牙龈类杆菌，中间类杆菌，螺旋体等，使牙龈的炎症加重并扩延，导致牙周袋形成和牙槽骨吸收，造成牙周炎。

The mechanism of Gu Chi paste to periodontitis has inhibitory effects on PGE2 in gingiva and alveolar bone.

固齿膏对实验性牙周炎的形成有抑制作用，能明显降低牙眼和牙槽骨中的PGE2含量。

Especially in the advanced localized periodontitis of molar with narrow furcation entrance diameter if un treated, the prognosis is poor, unless the oral hygieneis optimal in the furcal area.

一般而言，根叉齿槽骨病变患齿，尤其是带有狭窄根叉入口的进行性牙周炎之臼齿，如果根叉区域无法有效的牙菌斑控制或是没有治疗，则预后极差。

A case report was presented with a female patient of class II malocclusion, bimaxillary dentoalveolar protrusion with space deficiency. Bilateral lower left second molars were mesially inclined impactions with large caries. The lower left second molar was diagnosed with acute apical periodontitis.

本文提出一双颚齿槽前突合并齿列拥挤之安格氏二级咬合不正之女性患者，其下颚两侧第二大臼齿为近心倾倒之阻生齿合并龋齿，而左下第二大臼齿之龋齿已侵犯到牙髓而有急性根尖牙周炎的情况。

The results indicated that the histopathological changes of periodontum occured earlier and more seriously in diabetic rat. This demonstrates the promote effect of diabetes on the occurence and progression of the experimental periodontitis.

而糖尿病大鼠在同样的实验条件下，3周便出现类似的损害，9周时，出现深层组织的炎细胞浸润、牙槽骨吸收和深牙周袋形成，表明糖尿病具有缩短引起实验性牙周炎的时间和加重牙周组织破坏的作用，认为在建立大鼠实验性牙周炎模型的过程中引入糖尿病这一因素是一值得推荐的措施。

In the treatment of impacted third molar, dental practioner and oral surgeon more often think about how to extract the third molar completely, but rarely consider to add some procedures such as distal wedge, alveoloplasty, guided tissue regeneration, and apically repositioned flap etc., to prevent 2nd molar from developing periodontitis. The latter procedures can reduce its accompanying deep pocket, to remove plaque and calculus on its diseased root surface.

在治疗阻生第三大臼齿，诊所执业医师和一般口腔外科医师较常会考虑怎样把阻生第三大臼齿完全拔除，但却较少考虑在拔除阻生第三大臼齿的同时做一些措施，像远心楔形手术，齿槽骨整形术，引导组织再生术和牙周办膜根向移动术等来预防第二大臼齿远心端形成牙周炎，或同时替第二大臼齿治疗深的牙周囊袋和去除其牙根表面的牙结石和牙菌斑。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐