磨牙

He grits his teeth and turns away.

他磨了磨牙，转过身去。

Objective: To elucidate the role HSP27 during amelogenesis and odontogenesis in the teeth of limited growth by analyzing its expression in enamel organ of developing rat molar teeth and rat molar.

目的：通过分析大鼠磨牙及其发育过程中，Hsp27 在成釉器中的表达，阐明Hsp27 在牙釉质、牙本质形成中的作用。

After transecting the pedicle, implants were placed with standard method on the alveolar through the skin graft.

穿过皮肤在该处的上颌骨以唇腭侧方向植入一段式种植体；在下颌磨牙相应牙槽骨上以唇舌侧方向穿过牙槽黏膜植入种植体。

Objective:To compact the clinical treatment effect of bruxism by using ultra-form occlusal splint and popular plastic occlusal splint.

目的 ：比较真空成形牙合垫与普通塑料牙合垫治疗夜磨牙症的临床效果。

Pieces of faulty molar tooth point cloud data were obtained through the 3D measurement.

本文采用自制三维激光测量仪对牙颌表面数据进行三维测量，获得了单颗后磨牙缺失的牙颌模型多片三维点云数据。

Guided tissue regeneration is helpful to maintain the longterm stability of adjacent molar tooth and to improve the chewing efficiency as well as maintain the original form of the alveolar ridge.

说明引导骨组织再生术有助于保持患牙相邻磨牙长期稳定，提高咀嚼效率以及保持牙槽嵴的原有形态。

Methods To choose 24 adult healthy male SD rats, take the first molar and middle slice tooth of right upper jaw as experimental teeth, divide them into 4 groups: Normal force 3-day group; force with restriction of sleeping 3 -day group; Normal force 7-day group; force with restriction of sleeping 7-day group.

取成年健康雄性SD大鼠24只，采用大鼠右侧上颌第一磨牙和右侧上颌中切牙为实验牙，随机分为4组：正常加力3天组，睡眠限制加力3天组，正常加力7天组，睡眠限制加力7天组。

Methods A total of 200 defective molars from 163 patients were divided into two groups, including 100 molars of each.

方法选择163例磨牙缺损患者的200颗患牙，将其分为2组，每组患牙100颗。

Methods The models of tooth extraction wound were established by extracting the left and right maxillary first molares in 60 Wistar rats, and randomly divided into two groups. Right sides of teeth extraction socket were used as experimental groups,experimental group 1 was filled with 30% aloe mastic , experimental group 2 was filled with 50% aloe mastic.

60只Wistar大鼠拔除左右上颌第一磨牙，建立拔牙创动物模型，随机分为实验1和2组（30%和50%芦荟膏组，每组30只），右侧拔牙创内放入芦荟膏作为实验组，左侧常规处理作为对照组。

Methods: Fourty-five mandibular second premolars with single oval-shaped root canal were prepared with step-back technique and filled with warm vertical compaction technique. The teeth were divided into three groups randomly: ProTaper group, Mtwo group and manual stainless group. The operating time was recorded.

45颗具有椭圆形根管的下颌前磨牙经逐步后退法预备、热牙胶垂直加压充填后随机分为3组，分别用ProTaper再治疗器械和ProTaper器械，Mtwo再治疗器械和Mtwo器械，手用H锉和K锉去除牙胶。

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。