无牙齿的

The first three largest number of missing teeth is as follows: maxillary first molar, maxillary second molar and mandibular first molar. The first three largest number of resident teeth is as follows: mandibular cuspid, mandibular bicuspid and maxillary cuspid. The cases without occusal relationship account for 19.51%; and the cases which need occlusal reconstruction or occlusal elevation account for 19.51% of all the cases, while food impaction exists in 21.84% cases.

结果：本组老年人平均缺失牙齿9.10颗，缺失最多的前3位牙齿是上颌第一磨牙、上颌第二磨牙和下颌第一磨牙；余留最多的前3位牙齿是下颌尖牙、下颌第一双尖牙和上颌尖牙。19.51%的病例颌骨间无咬合接触关系，19.51%的病例修复时需咬合重建或咬合抬高；21.84%的病例修复前存在食物嵌塞。

Nuclear connection:Fill SA Non-traumatic filler material in the teeth and Non_traumatic nuclear area,try your best to fit the shape of the filler,especially for the embrasure.

核连接：将SA无极填充材料均匀地填于牙齿和无极核的连接区，尽量修整好充填物的形态，尤其是邻牙间外展隙区应尽量修整美观自然。

Fuse tartar therapy:The tooth gold biotechnology product that contains a natural plant through to lift to do has no chemistry additive, just like flavor, don't need into appetite absorption, brush teeth to gargle and then can see obvious effect just after needing through contain, use in brief, safety Gao, belong to have no pain go to stone, principle be pass to refine from the plant but of essence composition, reaction happen with tartar this kind of chemistry derivatives, thus attain thorough gum fuse tartar of effect, the tooth stone calculus sheds off to recover the sheen that tooth surface originally possessed, passing to brush teeth will have been already fused of gums bottom the tartar clean up, after return can plus the 1 F protection film in the tooth surface, make the tartar no longer easily re- adhered to.

溶解牙石疗法：通过口含天然植物提练的牙齿黄金生物科技产品，无任何化学添加剂，无异味，无需进入肠胃吸收，只需要通过口含后刷牙漱口就可以看到明显效果，使用简单，安全性高，属于无痛去石，原理就是通过从植物中提炼而出的精华成份，跟牙石这种化学衍生物发生反应，从而达到深入牙龈溶解牙石的功效，牙结石脱落恢复牙齿表面原有的光泽，通过刷牙可将已溶解的龈下牙石清理出来，之后还能在牙齿表面加上一层保护膜，让牙石不再容易重新附着。

Hagfish Any of various primitive, eel-shaped marine fishes of the family Myxinidae, having a jawless sucking mouth equipped with rasping teeth with which they bore into and feed on other fishes.

盲鳗：一种盲鳗科的原始的鳗形海洋鱼种。有一个无颌的吸嘴，嘴里有锉齿，盲鳗用这种牙齿能刺入其它鱼类的身体并以它们为食

Any of various primitive, eel-shaped marine fishes of the family Myxinidae, having a jawless sucking mouth equipped with rasping teeth with which they bore into and feed on other fishes.

盲鳗一种盲鳗科的原始的鳗形海洋鱼种。有一个无颌的吸嘴，嘴里有锉齿，盲鳗用这种牙齿能刺入其它鱼类的身体并以它们为食

Basal leaves 2-6, long petiolate; stipules over 1/2 adnate to petioles, broadly lanceolate, membranous, margin sparsely denticulate and ciliate or entire, apex acuminate; petioles 3-9 cm at anthesis, usually green, sometimes purplish, glabrous, nitid, elongated at fruiting to more than 20 cm; leaf blade glabrous on both surfaces or pubescent along veins, 3-sect, segments shortly stipitate, lateral segments deeply 2-fid, central segment deeply 2- or 3-fid, terminal lobes highly variable in shape and size, ovate-lanceolate, lanceolate, oblong, or linear-lanceolate, margin irregularly dentate or shallowly divided, sometimes triparted to pinnatiparted or 3-lobed, apex obtuse or acute.

基生叶2-6，具长叶柄；托叶超过1/2的贴生至叶柄，宽披针形，膜，边缘疏生细齿和具缘毛或全缘，先端渐尖；叶柄3-9厘米在花期，通常绿色，有时略带紫色，无毛，有光泽的，在果期拉长到超过20厘米；叶片两面无毛沿脉具短柔毛，3全裂，裂片具短柄，侧裂片2深裂，中裂片2或3深裂，顶裂片形状和大小极易变，卵状披针形，披针形，长圆形，或线状披针形，边缘不规则牙齿或浅裂，有时3深裂到羽状深裂或3浅裂，先端钝或锐尖。

Male flowers small, yellow, fascicled in axils of bracts; calyx membranous, cup-shaped, shallowly 2- or 3-lobed or -dentate; petals absent; disk absent; stamens 2-3; filaments free; anthers 2-celled, longitudinally dehiscent; pistillode absent.

雄花小，变黄，在苞片腋内簇生；花萼膜质，杯状的，2-3浅裂的或具牙齿花瓣无；花盘无；雄蕊2-3；花丝离生花药2室，纵向开裂；无退化雌蕊。

Petiole 8-20 cm, glabrous; leaf blade 5-7-foliolate; leaflets sessile, abaxially green, oblanceolate, 10-25 × 5-12 cm, abaxially glabrous or with sparse whitish hairs, ferruginous tomentose at base and in axils of lateral veins, base cuneate, margin crenate-serrate with teeth crenulate-serrulate, apex acuminate to subcaudate; lateral veins in 18-25 pairs.

叶柄8-20厘米，无毛；叶片5-7具小叶；小叶无柄，背面绿色，倒披针形， 10-25 * 5-12 厘米，背面无毛或者有稀少带白色毛的，被锈色绒毛在基部和在侧脉腋处，基部楔形，边圆齿状锯齿具细圆齿到细锯齿的牙齿，18-25对的侧脉。

In addition, there is little antibacterial activity, can be formed on the tooth enamel layer of sterile cell membrane components, help prevent tooth decay.

此外，还有少许的抗菌作用，可在牙齿的珐琅质上形成一层无菌细胞成分的薄膜，有助于防范蛀牙的发生。

In the absense of bacterial invasive, it is haemoglobin and haematin that cause discoloration of traumatized teeth. Peroxide bleaching gel can effectively get rid of haemoglobin and haematin.

在无菌条件下，创伤性牙齿的变色是由血红蛋白和其他形式的高铁血红素分子所导致的，过氧化物漂白剂能有效与之作用而产生漂白效果。

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。