查询词典 dental

Methods Demirjian′s method was used to assess the dental maturity score and dental age of 445 Chengdu children.

恒牙的形成不会受乳牙早失的影响，因此利用恒牙研究牙龄更为准确和实用。

Because dental calculus is more likely to cause the accumulation of dental plaque, causing gingivitis, gingival bleeding, periodontal disease.

因为牙结石更容易造成牙菌班的堆积，造成牙龈炎、牙龈出血，牙周病。

The main functions of this system are medical record management, measurement of dental arc width, measurement of dental arc length, calculation of Spee's curve distance, calculation of crowding degree, angle measurement, Bolton index analysis, mixed dentition measurement and analysis, statistical analysis, specialist system, and so on.

系统的主要功能包括：病历管理、牙弓宽度测量、牙弓长度测量、Spee氏曲线距离计算、拥挤度计算、角度测量、Bolton指数分析、混合牙列期测量分析、统计分析，以及专家系统，等等。

The "silver" fillings in your teeth - Dental Amalgams - are still widely used by the dental profession in most parts of the world.

使用银汞填充补牙现在在世界范围内的牙医行业内应用广泛。

In 1990, dental amalgams made up 67.6 percent of all dental restorations, but by 1999 it was 45.3 percent and, in 2003, an estimated 30 percent.

据ADA 统计，汞的使用在减少。1990年汞牙占牙齿复原的67.6%，但到1999年占45。

Dental amalgams are considered medical devices, regulated by the FDA.Even the FDA's new warning stops short of admitting that dental amalgams are dangerous for the general population.

美国食品药品管理局规定牙齿汞合金是被考虑的医学材料，甚至美国食品药品管理局的新警告拒绝承认牙齿汞合金对普通人是危险的。

Dental plaque, in which streptococcus mutans could grow and cause dental caries, is a cariogenic environment.

以往有关研究认为：龋病的发生发展是电化学腐蚀过程，与菌斑氧化还原电位的变化有关。

Master: the cariogenic mechanism of the major cariogenic bacteria;Susceptible host in the risk factors for dental Caries;methods of dental plaque control

掌握：致龋菌的主要作用及其机制；龋病危险因素中的宿主因素；牙菌斑控制的方法。

Chewing can stimulate saliva secretion, combined with the gum in the teeth of the friction effect can enhance the role of dental cleaning to reduce the cariogenic factor, contribute to dental caries.

咀嚼可以刺激唾液分泌，再结合口香糖在牙齿上的摩擦作用，可以增强牙齿的清洁作用，减少致龋因子，有助于防龋。

Objective: The aim of this study was: to quantify the cariogenic bacteria of dental plaque in the diabetic elders, compared with the healthy; to analyze the association between dental plaque bacteria and diabetic factors; to evaluate the caries risk of diabetic elders according to pathogenesis.

目的：定量比较老年2型糖尿病患者与正常人牙菌斑龋相关细菌，探讨糖尿病相关因素与牙菌斑龋相关细菌组成的关系，从病因学角度评估老年糖尿病患者的患龋风险性。

Objective: To study the effect of polycythemia on blood oxygen saturation.

裴蕾目的：观察RBC剧增而引起的高粘血症对血氧饱和度的影响。

Based on SIMPLER algorithm in the curvilinear body-fitted coordinates, the calculations were performed for Pr=0.7, Re=10~1000 on non-orthogonal non-staggered grids which are generated by elliptic equation systems.

采用曲线坐标系下压力与速度耦合的SIMPLER算法，数值研究了周期性渐扩渐缩波纹通道内脉动流动与换热情况，流动Re数的范围为10~1000，Pr数为0.7。