磨牙

OBJECTIVE: To establish a three-dimensional finite element model of a mandibular molar with dental implant inserted in mandibular molar area using reverse engineering, and to provide mathematical model basis for biomechanics researches of stomatology.

目的：利用逆向工程快速建立含下颌磨牙种植义齿的颌骨三维有限元模型，为口腔生物力学的研究提供数学模型基础。

Objective: To analyze the clinical observations about amalgam post and core of molar .

目的：对银汞桩核用于磨牙修复进行临床观察和分析。

During bell stage (E16-18), TGF-β1 mRNA was very abundant in the ameloblast layer and dental papilla cells.

结果 TGF-β1 mRNA在鼠磨牙形态发生过程中以时间和空间上特异的模式来表达。

AIM:To determine the efficiency of surgical o perating microscopein locating the se- cond mesiobuccal canal of perm anent upper first molar.

上颌第一恒磨牙在口腔内萌出较早，其龋病和尖周病的发病率较高，然而有资料统计其根管治疗的成功率较低。

Molar tooth plastic rod and can be, I have used 宝宝 home.

磨牙棒和牙胶都可以，我家宝宝都用过。

Based on the present histological and previous molecular biological studies, the special structure at the apical end is obviously different from the cervical loop giving rise to Hertwig's epithelial root sheath, in human, mouse and rat molar tooth germs.

作者所作的组织学和分子生物学实验结果表明，人类、大鼠及小鼠磨牙牙胚中这种根尖末端特殊的结构与颈环区Hertwig上皮根鞘结构明显不同。

Blab/c nude mice of 6-10 weeks old were also used. METHODS: Fresh lower mandible of 12 weeks abortion human embryo was separated; human molar tooth germ was isolated.

无菌条件下分离新鲜的12周流产人胚胎下颌，分离磨牙牙胚。

In control group, we use the traditional RME method of utilizing bands on bilateral premolars and molars.

对照组在犬的尖牙和第一磨牙上制作个别带环，按传统方法进行螺旋扩弓器的快速扩弓。

Abstract］objective: to observe the effects of different root canal file and the restoration of occlusal surface on the fracture resistance of premolars.

目的：观察不同根管锉预备根管及不同邪合面充填物对前磨牙牙体抗折强度的影响。

First premolar pulp cavity wall dentinal tubule scanning electron microscop micro morphology

第一前磨牙；髓腔壁；牙本质小管；扫描电镜；微细形态学

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。