查询词典 tooth

Tooth agenesis also named teeth number deficiency. It happens in tooth forming process or earlier period of tooth germ development.

先天缺牙又称牙齿数目不足，是在牙胚形成过程中或牙胚发育的早期，即牙蕾形成期的异常。

Nursing countermeasure:Do a good job of preoperative visits, and foresee the various possible factors that the tooth injures happened in possibility and inform an anaesthetist actively; the event of tooth injuries once happened, according to different tooth condition,we take immediate action related to treatment, nursing measures.

护理对策：做好术前访视，积极预见可能发生牙齿损伤的各类因素并告知麻醉师；一旦发生牙齿损伤，根据不同的牙齿损伤情况，立即采取相关治疗、护理措施。

Baby bottle tooth decay can be said of children's serious tooth decay, its causes and adults in general similar to tooth decay, but also has its special formation background.

奶瓶性蛀牙可说是幼儿的严重蛀牙，其原因和大人一般蛀牙类似，但也有其特殊形成的背景。

The tooth stone calculus is the mineral quality of calcify that adheres to in the tooth hat or the tooth neck.

牙结石是附着在牙冠或牙颈部的钙化的矿物质。

Tiger tooth namely canine teeth, be top two single sharp tooths of the Han, at the age of 23 outwardly Pi, be like the tooth of tiger quarrel very much, so call "tiger tooth".

虎牙即犬齿，就是上颌的两颗单尖牙，在十二三岁时向外毗出，很像老虎口角的牙齿，故谓"虎牙"。

Analyse the tooth geometry of Klingelnberg Cyclo-Palloid spiral bevel gear.,according to the relative position and kinematic relation of the cutter heads,virtual crown gear and the processed wheel blank,established the system of coordinates of the gear cutting, dedcuced the tooth face equation of the virtual crown gear, according to relations of the gear cutting and space theory of engagement, deduced the tooth face equation of klingelnberg Cyclo-Palloid spiral bevel gear, and drawing the three-dimensional graphs of the virutal crown gear and Klingelnberg Cyclo-Palloid spiral bevel gear according to the design and setting parameters.

根据铣齿加工中刀盘、摇台和轮坯的相对位置和相对运动关系建立了切齿啮合坐标系，由矢量的旋转推导了产形轮齿面方程；根据空间啮合原理和切齿啮合关系推导了被加工齿轮的齿面方程；由设计参数和铣齿调整参数计算得到齿面离散数据，绘制了产形轮和摆线齿锥齿轮的三维齿形。

The result unplugs tooth time 5 ～ 42min, average (18.7 ± 5.3)min, without the person that affect badly, without adjacent tooth injury, unplug tooth area does not have the haemorrhage after art, disease of chamfer of have nothing to do with happens, have after art spend oedema, aching, dehisce gently to suffer be restricted.

结果拔牙时间5～42min，平均(18.7±5.3)min，无严重感染者，无邻牙损伤，拔牙区无术后出血，无干槽症发生，术后有轻度水肿、疼痛、张口受限。

Comparing the chordal actions of double-tooth and single-tooth chains, the single-tooth design is better because its chordal action is smaller.

本论文并比较齿形双目链与齿形单目链的弦线作用，发现齿形单目链模式Ⅱ其弦线作用最低，齿形单目链模式Ⅰ次之，而齿形双目链弦线作用是最大。

In this paper, taking the equdistant curve of short spoke epicycloid as original tooth profiles, the conjugate internal gear tooth profiles (quasi-cycloid) and the pinion cutter tooth for cutting the internal gear are obtained.

本文以短幅外摆线的等距线为原始齿廓，求取了与之共轭的内齿轮齿形及切削这种内齿轮的插齿刀齿形，并寻求了用三圆弧替代插齿刀齿形的方法。

Delicate Check: sleeve crown of false tooth, magnetism fixed false tooth and other delicate attachment of false tooth

精密修复：套筒冠义齿，磁性固位体义齿，栓道义齿等精密附着体义齿

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失