磨牙

After dye penetration for 24 h with 0.5 % basic fuchsin solution, the restorations were then serially multi-sectioned.

在20个离体人恒磨牙颊、舌侧牙颈部各制备3mm 2mm 2mm的箱型Ⅴ类洞。

AIM:To investigate changes of the objective indicators before and after treatment of lesion in root furcation areas of mandibular molars by method of tooth hemisection in order to evaluate the applications of tooth hemi-section in this field.

目的 ：探讨牙半切术在治疗下颌磨牙重度根分叉病变前后各项客观指标的变化，为该治疗方法的进一步应用提供依据。

Methods: 60 freshly extracted , single-rooted premolars were randomly divided into two experimental groups (cinnamic aldehyde, gallnut decoction) and four control group (FC group, calcium hydroxide mixed with propylene glycol group, negative the control group and positive control group),.

选取60颗新鲜拔除的单根管前磨牙，随机分为2个实验组和4个对照组（ FC 组、氢氧化钙丙二醇糊剂组、阴性对照组和阳性对照组），每组10颗牙。

Gutta-percha and the molar Heinz rods can be used.

牙胶和亨氏的磨牙棒都可以用。

Of gutta-percha, the molar Heinz rods are good

贝亲的牙胶，亨氏的磨牙棒都不错

Mother should pay attention to the child's diet is much easier to digest, usually to give your baby some biscuits, a little hard gutta things such as teeth, so that your baby can reduce these symptoms.

妈妈要注意给孩子的饮食要容易消化，平时要给宝宝一些饼干、牙胶等略硬的东西磨牙，这样可以减轻宝宝的这些症状。

Objective To investigate the influences of the stress on alveolar bone which was caused by various prosthodontia design for mandibular first molar after hemisection.

摘要］ 目的：研究下颌第一磨牙半切术后不同修复设计对牙槽骨应力的影响。

Objective To evaluate clinical effects of indirect composite resin inlay restoration on massive destruction in molar.

目的：观察间接法复合树脂嵌体修复磨牙大面积牙体缺损的临床疗效。

Near medium tilt to one side Zu to living wisdom teeth, although temporary have no symptom, the existence of that wisdom teeth can make the second indulged in arguments far to win to border on the leontiasis ossea dens neck Qu hole.

近中倾斜阻生智齿，虽暂无症状，但该智齿的存在可造成第二磨牙的远中邻面牙颈部龋洞。

Objective To study the orthodontic planing of missing the first molars in class I malocclusion.

目的：探讨第一磨牙缺失在I类错牙合畸形中的矫治设计。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐