central incisor
英 [ˈsentrəl ɪnˈsaɪzə(r)]
美 [ˈsentrəl ɪnˈsaɪzər]
网络 门牙; 中切牙; 中切齿; 上颚正中门齿
双语例句
- Assessment Research on the Inter-proximal Papilla Height of Single Implant-supported Maxillary Central Incisor
种植修复单个上颌中切牙龈乳头高度的评估性研究 - Method: The model of a standard maxillary central incisor restored with cast post and porcelain crown was constructed through three dimensional finite element methods.
方法：运用三维有限元法构建解剖标准前牙桩冠修复体模型，并模拟不同牙合接触形式进行加载以分析剩余牙本质应力。 - 3-D reconstruction of the maxillary central incisor by digital camera
数码相机在上中切牙三维建模中的应用 - Influence of Bonding Layer with Different Types and Thickness on Stress Distribution of Post and Core Restored Maxillary Central Incisor; Study on the Interfacial Adhesion Mechanism of Laminated Flexible Composites Reinforced with Weaving Fabric
粘接剂层对前牙桩核冠修复牙体抗力的影响机织层压类柔性复合材料界面粘接性能的研究 - With the loss of the alveolar height, the maximum equivalent stress and the principle stress of the upper central incisor periodontium increased.
结果：随着牙槽骨高度的降低，上中切牙牙周膜最大等效应力和主应力逐渐增大。 - Clinical study of the modified device of guide eruption applied in impacted maxillary central incisor
自制导萌装置牵引上颌埋伏阻生中切牙的临床应用 - Eruption Age of Mandibular Central Incisor of 1403 Children in Huaibei Area
淮北市1403名儿童下颌中切牙萌出年龄调查 - An Analysis of the Post-Crown Restoration of Upper Central Incisor with Surgical Crown Lengthening and Forced Eruption by Three Dimensional Finite Element Method
冠延长术和牙根牵拉术处理上中切牙残根桩冠修复后三维有限元比较分析 - Methods Overlapped porcelain laminate veneers with different thickness by Pro-engineer software in digital maxillary central incisor model. After setting the load mode, analysis of the stress distribution was carried out by pro-mechanica software with 3D finite element methods under different load conditions.
方法在上中切牙三维数据模型上，采用pro-engineer生成不同厚度切端包绕型瓷贴面模型，pro-mechanica软件进行三维有限元分析在不同加载条件下瓷贴面应力分布情况。 - The Effect of Different Abutment Materials on the Fraction of Casting Porcelain Crown of Maxillary Central Incisor with Three-dimensional Finite Element Method
应用三维有限元法分析不同基牙材料对上颌中切牙铸造陶瓷全冠碎裂的影响 - AIM: To establish 3-dimensional finite-element model of maxillary central incisor, and observe the correlation between peak value of maximum stress in the residual dentine and elastic modulus of materials of post-core crown restoration.
目的：建立上颌中切牙的三维模型，通过三维有限元分析，观察剩余牙本质内最大应力峰值与桩核冠修复体材料弹性模量的关系。 - Measurements and analyses of the relationship between the mesiodistal width of the maxillary central incisor and nasal width
正常人鼻与上中切牙宽度关系的测量分析 - Three-dimensional finite element analysis of castable-ceramic crowns of the upper central incisor
上中切牙铸造陶瓷全冠三维有限元分析 - The experience of clinical diagnosis and treatment of impacted maxillary central incisor
上颌中切牙阻生的临床诊治体会 - There were three groups: group 1 with complete dentition, group 2 with the first molar missing, and group 3 with missing of right mandibular first molar, lateral incisor and central incisor.
实验分为3组，即完整牙列组，第一磨牙缺失组，下颌右侧第一磨牙、侧切牙、中切牙缺失组。 - On swallowing, tongue pressures in the central incisor of mandible were higher than those of central incisor of maxilla.
吞咽运动时无论正常吞咽组还是异常吞咽组，均为下中切牙区舌肌压力大于上中切牙区； - By using the finite element method ( FEM) software, the vibration of 3-D finite element model of maxillary central incisor tooth was analyzed.
在三维有限元模型的基础上，利用有限元分析软件对上颌中切牙的振动模态进行了分析。 - METHODS: Spiral CT ( SCT) scanning technology, digital image transfer and transcription were used to obtain the initial 3-D data of the upper central incisor.
方法：采用螺旋CT扫描、数字影像传输与转录方法，获得中切牙三维形态的原始数据。 - A study on the regularity of center of rotation in the orthodontic treatment of embedded and inverted impact upper central incisor
埋伏倒置上中切牙导萌正畸中旋转中心变化规律的研究 - The obvious decrease of ANB angle and inclination of upper central incisor resulted from curbing maxillary and having mandibular growth normally by extraoral force.
结果：口外弓推磨牙向后的治疗使颌骨、牙齿、软组织有不同程度的改变，主要通过抑制上颌骨，使下颌正常生长而使ANB明显减小； - Central incisor was 9 cases. Lateral incisor was 1 case. Cuspid tooth was 6 cases.
中切牙9例，侧切牙1例，尖牙6例。 - Methods: Selected twenty in vitro upper permanent central incisor which were extracted in out-patient clinic of oral surgery in our stomatological hospital.
方法：选取我院口腔外科门诊拔除的20颗离体上颌恒中切牙。 - The purpose of the study was to know how the posts affected the dentinal stress distribution of maxillary central incisor restored with porcelain fused to metal crown ( PFM) by using the three dimension finite element method.
采用三维有限元法分析桩对上颌中切牙金属烤瓷冠修复后牙本质应力分布的影响。 - Objective: To study the influence of different inhibition conditions for center of rotation ( CR) and regularity variations of CR before and after orthodontic treatment of embedded and inverted impact upper central incisor.
目的：了解埋伏倒置阻生上颌中切牙正畸时不同约束状态对旋转中心的影响，以及模拟总结正畸前后旋转中心的变化规律。 - Objective To study the stress distribution situation in the mandibular anterior teeth under the condition of vertical loading and oblique loading, when its periodontal supporting tissues and central incisor are absorbed to three different kinds of degree.
目的：研究下颌前牙正常牙周组织和两侧中切牙三种不同程度牙槽骨吸收后，轴向载荷和斜向载荷作用下，牙体组织的应力变化情况。 - The major risk factors were root canal curvature in maxillary central incisor, root canal curvature and calcification in maxillary lateral incisors, and supra length in maxillary canines, respectively.
影响根管治疗难度的主要因素为：中切牙为根管弯曲、侧切牙为根管弯曲和钙化、尖牙为过长牙。 - Then on the basis of these 3-D models the center of resistance of the central incisor the lateral incisor and the maxillary incisors with various alveolar bone heights were determined with differential and integral calculus.
另以这些模型为基础，借助微分学原理，采用经典理论力学方法推导不同程度齿槽骨吸收时上颌中切牙、上颌侧切牙、及上颌切牙段的抗力中心位置。