龋齿

Type of decay called baby bottle tooth decay or early childhood caries destroys enamel quickly and is common in children.

型龋齿称为奶瓶龋或幼儿龋齿，破坏牙釉质非常迅速，常见于儿童。

Hot diet, hot tea, dryrigidityfood, pickledvegetables, fast hot diet, cigaretter smoking, alcoholic drinking, family history of esophageal cancer had great loading in the first common factor; the second common factors were lower body mass index, education, occupation, economic income; the third common factors were inhabitancy landform, polluted water drinking; the forth common factors were battercake, pickledfoods, tinpot vinegar, mildewedfoods; the fifth common factors were tea drinking, greenness vegetables fruit, bean products and garlic and gingers and the sixth common factors were upperalimentary canal diseases, chronic oesophagus inflammation, pharyngitis, stomatitis and decayed tooth.

结果 34项影响因素间存在6个主要公因子，其中，第一公因子上因子载荷较大的有喜烫食、烫茶、干硬食物、口味重、热食且快、吸烟、饮酒、及家庭关系、脾气性格、家族史，第二公因子上因子载荷较大的有BMI、文化程度、职业、经济收入，第三公因子上因子载荷较大的有居住地形、饮水污染，第四公因子上因子载荷较大的有煎饼、腌制品、醋、发霉食物，第五公因子上因子载荷较大的有饮茶、蔬菜、水果、豆制品、姜、大蒜，第六公因子上因子载荷较大的有消化道病史、慢性食管炎、咽炎、口腔溃疡、龋齿。

To find out the risk factors of caries of children.

探讨儿童龋齿的相关影响因素。

Patient: Nurse , would you like to tell me something about caries?

病人：护士，您能给我讲讲龋齿吗？

The effectiveness of chlorhexidine in caries prevention, especially for the primary dentition, is also described.

另外也提出一些相关的报告来评估chlohexidine对於龋齿预防的效果，包括早期使用对於乳齿龋齿的预防效果。

This paper reviewed the relationship between fluoridated milk and dental caries prevention derived from the preceding academic research. Several topics, including milk fluoridation, fluoridated milk in animal and human clinical studies, the effect of fluoridated milk to fluoride concentration in saliva and dental plaque, the bioavailability of fluoridated milk, and the effect on human teeth were discussed.

本文回顾有关牛奶与龋齿间关系以及牛奶氟化以预防龋齿的文献，从牛奶氟化的最初想法，到氟化牛奶的动物实验、人类临床实验，进一步研究对唾液、牙菌斑中含氟量的影响，以及氟化牛奶的生物可得性，最后探讨对人类牙齿的抗酸溶解力的改变。

Japan was in the primary school with 100 caries of students, the graduate school after drinking tieguanyin, 55% of the student with carious ligtening obviously.

日本统计了100所小学中患有龋齿的在校学生，经改饮铁观音后，其中有55%患龋齿的学生病情明显减轻。

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 deviance means of fluorescence valuesaccording to stain"s scores ranking were analyzed. Results: There wasno obvious correlation between the means of fluorescence values"deviances and the stains rankings. It had no difference between meansof DD before scaling and the means after scaling in various kindsranking.

第一部分色素对激光龋齿探测仪探测的影响方法：采用DD探测29例洁牙病人的后牙在洁治前后颊、舌面的荧光值，分析不同的色斑计分等级对DD探测龋齿时的影响程度。

This is one way of caries preventions without removing tooth caries part but just filling pit and fissure with charmseal so that this therapy blocks invasion fo oral bacteria.

这是不去除龋齿部分，但通过用CharmSeal填充小坑及裂缝来防止口腔细菌入侵的一种防止龋齿的方式。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。