牙

Objective To study the effects of environmental and genetic factors on dental crowding, and to further study on the influencing factors on permanent dentition.

目的 通过双生子研究遗传和环境因素对恒牙列拥挤形成所起的作用，以进一步研究恒牙列拥挤的影响因素。

Methods Twenty-Five cases of functional crossbite of transtional dentition,18 male cases and 7 female cases.

方法选择25例替牙期反牙合的患者。男18例，女7例，平均年龄10.5岁。

Objective To introduce an effective clinical appliance for functional crossbite of transitional dentition.

目的介绍一种临床上行之有效的治疗替牙期功能性反牙合的矫治方法。

Methods: 774 dentin hypersensitivity teeth of 99 patients were randomly divided into three groups: Group A-Green Or, Group B-Gluma desensitizer, Group C-75% sodium fluoride glycerin. The results of desensitization in 3 groups were evaluated immediately and 1 month after treatment by using a visual analogue scale.

将99例龈下刮冶术所致的774颗根面牙本质过敏症患牙随机分为3组，即极固宁脱敏组、Gluma脱敏剂组和氟化钠甘油脱敏组，分别进行脱敏治疗，观察即刻、1个月疼痛的VAS值。

The measurement covered the tooth material,premolar diametre,premolar basal arch widthand basal arch length. The ratios of PMD/TM, PMBAW/TM and BAL/TM were calculate.

测量牙量、双尖牙弓宽径、双尖牙根尖基骨宽径、基骨弓长度，并计算PMD/TM、PMBAW/TM、BAL/TM值，对其进行统计学处理与分析。

This way is effective and feasible in regain artistic of diastem of anterior teeth extraction of adult orthodontic.

该方法对成人正畸时前牙区拔牙间隙的临时性修复不失为一种有效而可行的方法。

Objective To explore how to regain artistic of diastem of anterior teeth extraction of adult orthodontic .

该方法对成人正畸时前牙区拔牙间隙的临时性修复不失为一种有效而可行的方法。

The First part: Three dimensional finite element stress analysis of periodontal ligaments of abutments with various bone level.

第一部分：不同牙槽骨高度的固定桥基牙牙周膜应力的三维有限元分析。

The disjunct denture was finally set up according to the denture design in Pro-E.

通过在人工牙施加不同方向载荷来分析基牙及其支持组织的应力变化。

Together with the development of distraction osteogensis, more and more attention is paid to the implantal distractor.

随着牵张成骨技术的发展，种植体型牙槽嵴牵张器在牙槽嵴增高中的应用日益广泛。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。