primary tooth

By integrating the methods of poles combined with slots, optimizing the length of the primary core and tooth shape, the paper sets up the optimization model of the detent force of the permanent magnet linear motor with 8 poles and 9 slots.

综合应用极槽配合、初级铁芯长度优化、边端齿形状优化等方法，建立了8极9槽永磁直线电机磁阻力优化模型。

Objective To investigate the features of primary tooth structure in hypophosphatasia.

目的观察低磷酸酯酶症在乳牙结构上的表现。

Conclusion: Bone remodel around the permanent tooth germ resulted from primary tooth orthodontic movement.

结论：狗乳牙正畸移动后恒牙胚牙周组织发生骨改建。

Methods: Digital image manage system ( Digora system) was utilized to save and analyze the X ray image information of primary tooth treated by RCT with ZOE iodoform paste. The cases of overfilling were collected from this system and reviewed 3 months after treatment.

方法：利用Digora数字图像处理系统能大量存储X线图像资料的特点，对临床上ZOE碘仿糊剂根充超充的乳牙进行术后3个月的复查。

Relationship between Fluoride Concentration of Primary Tooth Enamel and Dental Caries

乳牙釉质表面氟浓度与患龋状况的关系

Objective: To evaluate the effect of overfilling with zinc oxide eugenol ( ZOE) on root canal therapy ( RCT) for primary tooth.

目的：观察ZOE碘仿糊剂根充超充对乳牙根管治疗疗效的影响。

A epidemiological investigation and preventive measures on primary tooth caries aged 5 in Anhui Province

安徽省城乡5岁年龄组乳牙患龋率及需治疗情况抽样调查和病因分析

Root canal filling pastes for primary tooth have to meet more needs than paste for permanent tooth, such as being absorbed with root simultaneously and doing no harm to permanent tooth germ.

乳牙根充糊剂除需具有恒牙根充糊剂的特性外，还需具有充填后能与乳牙牙根同步吸收、对乳牙根尖周组织和恒牙牙胚无害等性质。

Clinical Study of Root Canal Filling with ZOE-Iodoform Paste for Primary Tooth

乳牙ZOE碘仿糊剂根充的临床研究

This review will introduce odontclast and its related signal cascades and the cor-relation of permanent successor with physiological root resorption of primary tooth.

下面就破牙细胞及其相关信号通路、继承恒牙胚对乳牙根吸收的影响和继承恒牙胚缺失下的乳牙根吸收作一综述。

A polarized light and microradiographic study on enamel hypoplasia of the primary tooth

乳牙釉质发育不全的组织学研究

The Survey on Relation between 5-year-old Children's Primary Tooth Caries and Knowledge-behavior-attitude of Their Parents Toward Oral Health

5岁乳牙龋与其父母口腔健康知信行的现况研究