1.
Characteristics of the Pulp Chamber of Permanent Anterior Teeth and Mandibular First Molars;
恒前牙与下颌第一恒磨牙的髓室特征研究
2.
Analysis of Orthodontic Therapy after Extraction of the First Molars;
拔除第一恒磨牙正畸治疗的临床分析
3.
In one mouth, the teeth of one side were as test group, other side as control group, the first molar in non-carious pit and fissure of 500 children were sealed.
方法：将500例儿童的第一恒磨牙分为两组，一侧第1恒磨牙为一组，对侧同名牙为第2组。
4.
The Biomechanical Analysis of Mandibular First Molar in Lingual Technique;
下颌第一恒磨牙舌侧矫治的生物力学分析
5.
Anatomy Research of the Mesio-buccal Canal System of Permanent Maxillary First Molars;
上颌第一恒磨牙近颊根根管系统解剖研究
6.
Caries incidence of the first permanent molars of the primary school students in Haidian District,Beijing
北京市海淀区小学生第一恒磨牙龋病调查
7.
The Clinical Effect on Closing Obsolete Lower Molar Spaces with Orthodontic Treatment
正畸关闭下颌第一恒磨牙缺失间隙的疗效观察
8.
POSSIBLE FACTORS AFFECTING THE POSITION OF THE FIRST MOLAR IN THE MAXILLA
上颌第一恒磨牙在颌骨中矢状位置的影响因素
9.
Treatment of Vertical Impacted Mandibular First Molar with a Dentigerous Cyst
含牙囊肿致下颌第一恒磨牙垂直阻生的正畸治疗
10.
The 3-D Finite Element Analysis of Distalization of Maxillary First Molar in Three Different Orthodontics Forces;
三种不同加力方式远移上颌第一恒磨牙的三维有限元分析
11.
First Molar Pit and Fissure Caries Epidemiological Investigation and Evaluation of Pre-treatment Technology
第一恒磨牙龋病流行病学调查和窝沟封闭预处理技术评价
12.
The Study of Resistance of Maxillary First Molar Restored by Different Forms of Post and Core Crown
不同形式桩核冠修复上颌第一恒磨牙的抗折力研究
13.
Mesiobuccal root canal morphology of one hundred and ten extracted maxil- lary first molars
110个离体上颌第一恒磨牙近中颊根根管形态研究
14.
Relationship between oral health instruction and caries prevalence rate of first permanent molars in school age children in Changchun
长春地区学龄儿童第一恒磨牙患龋率与口腔卫生宣教关系调查
15.
Three-Dimensional Finite Element Comparative Assessment of the Maxillary First Molar Distalization with Four Kinds of Intro-oral Appliance;
四种颌内矫治器对上颌第一恒磨牙远中移动的三维有限元对比研究
16.
At the time of birth, the crowns of the primary teeth (baby teeth) are almost complete and the chewing surfaces of the permanent molars are forming.
在出生的时候，第一套牙（乳牙）的牙冠已基本发育完全，恒磨牙的咀嚼面也已形成。
17.
Clinical Researches of C-shaped Root Canals in Second Mandibular Molars;
下颌第二恒磨牙C形根管的临床探讨
18.
A Study on the Root Canal Taper of Mandibular First Premolars of Chinese with Single-canal
52颗中国人单根管下颌第一恒前磨牙根管锥度值测量