查询词典 decayed tooth

Methods Modified RYGE evaluating methods have been used to observe the hold-up rate of filling materials,the secondary decayed tooth and the edge tightness after treatment for 1 year,2 years and 3 years.

把196例398颗患牙分两组，治疗组接受ART充填，对照组采用高强度光敏复合树脂充填，分别观察即刻和1年后效果。

Two-stage placement of a dental implant is a well-established method for restoring a missing anterior tooth; however, replacement of an anterior tooth by using two-stage implant surgery may result in changes in the interdental papilla height and loss of alveolar bone with compromised esthetic results.

两阶段配售牙科种植体是一个行之有效的方法恢复丢失的前牙，但是，更换一个前牙采用两阶段植牙手术可能导致牙间乳头的改变高度和齿槽骨丧失影响美观的效果。

Tooth agenesis is a common tooth dysplasia.

先天缺牙是比较常见的牙齿发育异常疾病。

Objective To explore the simulation technology of tooth movement during the virtual orthodontic treatment and help the doctor rapidly design the shape of invisible tooth aligner.

目的：研究口腔数字化正畸矫治中的牙齿虚拟移动仿真技术，为制作透明隐形矫治器过程中一系列母模的数字化建模设计作准备。

Results It was demonstrated that β-TrCP expressed in oral epithelium, tooth bud, mesenchymal cell cytoplasm of ameloblast and edontoblast of different stage of tooth development.

结果β-TrCP在胚胎10.5、13.5、14.5、16.5、18.5d的小鼠牙胚上皮层与间充质层，以及出生后0、3、6d的小鼠成釉细胞与成牙本质细胞胞浆呈特征性表达。

Comprehensively making use of the basic theory, such as Space Analytic Geometry, Gear Meshing Engagement Theory, Method of Mathematical Calculation, Theory for Error Analyzing and Data Processing, the author has established the mathematical models of the new method, which has included the analytic mathematical model for precision orientation, the mathematical model for the ball's diameter and the measuring diameter, the mathematical model about the ball's centre, the calculation model for tooth alignment diviations and the model for tooth alignment error evaluation.

本文综合应用空间解析几何学、啮合原理、计算方法、误差理论与数据处理等有关基础理论，推导建立了新方法的数学模型，包括：确定定位关系的解析法数学模型，测球直径与测量半径的数学模型，测球球心的数学模型，齿向偏差的计算模型以及齿向误差的评定数学模型等。

Curve functions of axial buccal crown and gingiva contour of each section were acquired by means of curve fitting, and the angle of emergence pofile was calculated, which represents the degree of undercut. Results There is unique relationship between axial crown and gingiva contour individually. This character of tooth is similar to its contralateral tooth.

结果 不同个体的牙冠轴面外形和牙龈外形有其特定的几何关系，同一断面的牙冠轴面外形曲线对应特定的牙龈外形曲线；同名牙同一断面的牙冠轴面外形之间及牙龈外形之间的重叠性很好。

Resulting tooth fractures as well as periodontal problems, he says, can lead to anterior tooth loss later in life.

导致骨折的牙齿以及牙周问题，他说，可导致前牙齿缺失在生命后期。

She thanked him for his baby tooth and wrote how lovely she thought his new tooth would be.

她收到吉比的牙宝宝很高兴，而且她告诉吉比，他的新牙齿将会长的又白又硬朗。

Kid the baby tooth is an ivory, along with the growth of age, the tooth will slowly become Huang.

幼儿时乳牙是乳白色，随着年龄的增长，牙齿会慢慢变黄。

Who? I never heard of him, Paul said, before asking teammate James Posey if he had heard of him.

赛后，科比说，他一直都是一名非常出色的射手，今天他打得很棒。

When I joined the company, I rotated around the different sections.

我加入这个公司时，轮换过几个不同的部门。