查询词典 decayed tooth

If the condition is suitable, being entered the mineral quality in the bone by the outside 渗 can act for the organic quality, tooth and skeleton that the skeleton originally possessed before the putrefied disintegration of the tooth and the skeleton and availably then and intactly the conservancy became a fossil.

如果条件合适，由外界渗进骨内的矿物质在牙齿和骨骼腐烂解体之前能有效地替代骨骼原有的有机质，牙齿和骨骼便完好地保存成为化石。

Methods We observed photographs of 30 implant-supported single crowns, used pink esthetic score standard to count scores according to the comparison of the adjacent tooth or the isonym tooth on the opposite side, and investigated the patients satisfaction rate on aesthetic effectiveness.

观察25例患者30颗单个牙种植义齿周围的软组织状况并与邻近牙或对侧同名牙相比较，用PES计分标准进行计分，并对患者满意度进行调查。

Bulb tunic reticulate; umbel laxly few flowered; pedicels 1.5--2 × as long as perianth; base of inner filaments with 1 short tooth on each side, apex of tooth entire

鳞茎皮网状；伞形花序稀疏少花；花梗1.5 --2 *倍于花被；内轮花丝具的基部1短齿在每边，齿的先端全缘 27 ALLIUM henryi 疏花韭

It presents many kinds of shock wave mechanisms and oscillating-tooth structures which may be selected in design. It also provides the theoretic basis for improving the performance of the oscillating-tooth machiner...

首次提出了可供设计选择的各种激波机构和活齿结构，为改善活齿波导传动的性能，研制新型的活齿波导传动提供了理论根据。

The results showed that there are stress concentration increase in contact area between tooth and post with mesial tooth structure decrease in PV force.

结果发现当受PV力时，牙根柱在残缺齿质交角处应力会随著齿质缺损越多而有明显集中。

Objective: To evaluate the feasibility of injectable tissue-engineering tooth constructed with tooth germ cells and the odontogenic potential during implanted into renal capsule.

目的：探索采用大鼠牙胚细胞构建可注射组织工程牙齿的可行性及在体内肾被膜移植的成牙能力研究。

In this paper,the researches on β-catenin in the development of tooth germ, odontogenic tumor and tooth regeneration are reviewed,which may be useful to related basic studies.

本文就β-caten in在牙胚发育、牙源性肿瘤、牙齿再生方面相关研究的进展做一综述，望对进一步研究有所启示。

Take the advantage of epoxide resin's property, a model was made, in which the Youth module proportion of tooth, pericementum and alveolar bone was in accordance with the somatic data. 2. On this model, 3 types of brackets were bonded to the tooth.

利用环氧树脂能够模拟不同材料的弹性模量的特性，制作符合人体实际弹性模量比例的牙，牙周膜和牙槽骨的模型，并在不同象限模拟不同程度的错情况。

All cases have attained satisfactory effects.conclusionmtm is a technique of reducing the damages of tooth body and is helpful to tooth periodontic tissues.it is also helpful to enhancing the esthetics effects of anterior teeth.

mtm正畸技术是一种能有助于减少牙体组织的损伤，维护牙周组织的健康，帮助提高前牙美容效果的技术，值得在临床推广应用。

The database was composed of 18 dental treatments from January 1988 to December 2004. The 18 dental treatments included in this study as following: Amalgam fillings (single-, double-, and triple-surface), composite resin fillings of anterior teeth (single- and double-surface), composite resin fillings of posterior teeth (single-, double-, and triple-surface), glassionomer fillings, endodontic treatment (single-, double-, and triple-root), pulpectomy, full mouth scaling, simple tooth extraction, complicated tooth extraction, simple odontodectomy, complicated odontodectomy.

本研究以牙医十八项医疗项目为对象，资料来自中华民国牙医全联会所提供之健保申报资料档，共包含银粉填充、前牙复合树脂、后牙复合树脂、玻璃离子体填充、恒牙根管治疗、乳牙根管治疗、牙结石清除、简单性拔牙、复杂性拔牙、单纯齿切除术、复杂齿切除术等十八项。

I hope that this success is just the first in a long series.

我希望这只是成功的开始。

Three dimensional stresses on the interface of tire and soil, tire deflection and soil sinkage are measured.

测试轮胎——沙土界面上的三向应力、轮胎变形和沙土沉陷；建立考虑剪切应力对沙土承载特性产生影响的车轮牵引性能预测模型；分析车轮作用下土壤的纵向稳定性。