1.
The first molar has the most serious tooth wear and the third molar was the lightest.
第一磨牙的磨耗程度最重,第三磨牙的磨耗程度最轻。
2.
The Clinical Study of Distalizating Maxillary Molar after Maxillary Second Molar Extraction;
拔除上颌第二磨牙远移第一磨牙矫治Ⅱ类错（牙合）的疗效研究
3.
Analysis of Rebuilding of Alveolar Bone after Closing the Space of Absence of Lower First Molar with Movement of Distal Lower Second Molar and Suspension and Erection of Horizontal Impaction Lower Third Molar
前移下颌第二磨牙及竖直水平阻生的第三磨牙矫治下颌第一磨牙缺隙的牙槽骨改建的研究
4.
Method: Eight male adult dogs underwent extraction of the mand ible third、 fourth premolar and first molar.
方法:8只成年雄性杂种狗,拔除双侧下颌第三、前磨牙和第一磨牙。
5.
Effects of Maxillary First Molar Distalization Related to the Eruption of Second Molar;
远中移动上颌第一磨牙对第二磨牙萌出影响的研究
6.
The Effect of First Molar Extraction on the Change of Facial Vertical Height
拔除第一磨牙矫治对面部高度的影响
7.
An experimental study on the second mesiobuccal canal treatment in the mesiobuccal root of the maxillary first molar
上颌第一磨牙近中颊根MB_2根管研究
8.
Efficiency of third root canal in the distal root of the mandibular first molar
下颌第一磨牙远中三根管的临床研究
9.
A Study on the Masticatory Efficiency in the Youth with the First Molar Defect or Loss
第一磨牙缺损、缺失对咀嚼效能影响的研究
10.
Biomechanical Study about Different Designs of Implant -supported Mandibular First Molar with Crown;
下颌第一磨牙种植修复设计的生物力学研究
11.
The effect of first premolar extraction on third molar angulation and eruption space
第一前磨牙减数治疗对第三磨牙角度和萌出间隙的影响
12.
One of the pointed, conical teeth located between the incisors and the first bicuspids.
犬牙，犬齿位于门牙和第一颗前磨牙之间的锋利圆锥形牙齿
13.
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。
14.
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
15.
Morphometric Study of Mandibular First Premolar with C-shaped root in a Chinese population
下颌第一前磨牙C形牙根的解剖形态研究
16.
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
17.
A study on morphology of isthmus in maxillary first premolars
上颌第一前磨牙根管峡部形态的研究
18.
The Diagnosis of Mandibular Premolars with Multi-canal System Using Dental Operating Microscope
下颌第一前磨牙根管的临床显微观察