牙

Four nights out of teeth or missing teeth, some children are not one-half-year-old teeth, the former delayed fontanel closure, often in one half-year-old is still not closed.

四、出牙晚或出牙不齐，有的小儿1岁半时仍未出牙，前囱门闭合延迟，常在1岁半后仍不闭合。

Class Ⅲ furcation defects were created at the mandibular second pre-molars, first molars and second molars.

人工制备3只食蟹猴双侧下颌第二双尖牙、第一磨牙和第二磨牙的慢性Ⅲ度根分叉病损。

Department of tooth crowns were removed and apical, dedicated root 6mm long, 50 teeth set up Enterococcus faecalis after root canal infection model, 20 teeth were placed in root canals cinnamaldehyde, gallnut decoction, Another 30 infected root canals placed FC, calcium hydroxide paste propylene glycol and normal saline.

标本牙去除牙冠部及根尖部，留取6mm长牙根，50颗牙建立粪肠球菌根管感染模型后，20颗牙根管内分别放置桂皮醛、五倍子水煎剂，另30颗感染根管放置FC、氢氧化钙丙二醇糊剂和生理盐水。

The complicated process of cellular differentiation needs the cooperation of many kinds of growth-factors, ground substance and cellular characteristics and the preciselymechanism of this process has not been illuminated yet, although many kinds of hypothesis has been posed.

19世纪后期以来，对气体信号分子的一些研究显示，NO及其酶系统一氧化氮合酶(Nitric Oxide Synthase，NOS)在牙髓组织中广泛分布，具有调节血流量和牙髓组织压的作用，还可能与牙本质形成、细胞分化等生理过程相关。

Not necessarily, you can give her something like biscuits will do, I always thought that plastic and molar teeth dirty bar, each time the gutta cleaned boiled, and to the baby, she will be tired for a few, and then picked on the throw, and from the moment want to pick up his mouth to send, then I would not let it close up and then the.

不一定，可以给她吃点饼干之类的也行，我总认为牙胶和磨牙棒很脏，每次把牙胶洗干净用水煮了，给孩子，她用不了一会就会厌烦，然后随手就扔了，过一会又想拿起来往嘴里送，后来我就把它收了起来不让再用了。

Results:The treatment of 52 tooth-veneers had been finished within one day.After six months to one year and a half follow-up,one case veneer lost after two months,two cases occured hypersensitiveness of dentin and one case veneer fractured in incisal edge,the others were kept normally without any changes in shades and contour.

结果：52颗患牙均一次完成治疗，随访6个月～1.5 a.1颗牙2个月后脱落重贴；2颗在切端有牙本质过敏现象，经脱敏治疗恢复正常；1颗切端折裂，以光固化复合树脂修复；其余均正常使用，色泽、形态均无变化。

In 0.02 taper group and 0.06 taper group, 10 teeth were placed in India ink for24 hours, 10 teeth were placed in India ink for 10 days, 10 teeth were placed in India ink for 90 hours after 67days storage in Hank′s balanced salt solution.

将0.02锥度组和0.06锥度组中的10颗牙置入印度墨水中浸泡24 h，10颗牙置入印度墨水中浸泡10 d，10颗牙置入Hank′s平衡盐溶液67 d后再置入印度墨水中浸泡90 h。

The method that instal the crowns or bridges 2 to 3 months after the operation is called conventional dental implantation.

常规植牙是指在植入人工牙根2至3个月后，安装牙冠/牙桥

This is best carried out by thorough brushing with a fluoride containing toothpaste and cleaning in between the teeth with dental floss or interdental brushes.

这是很重要的，以消除菌斑从牙彻底一天两次，这是最好进行彻底的刷牙与氟化物牙膏和清洁之间，牙齿与牙线或牙间刷。

Results 12 single lower incisor absence patients, of whom 6 combined with tooth extraction;3 used interproximal enamel stripping and the rest 3 combined with prosthetics;16 double lower incisors absence patients,of whom 10 combined with tooth-extraction and the rest 6 combined with prosthetics.

结果：12例单个下切牙先天缺失患者中，有6例结合减数矫治，3例采用邻面去釉技术，3例结合修复方法；16例两个下切牙先天缺失患者中，10例减数矫治，6例采取缺牙修复。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。