X ray Imaging of Tooth Root Tip on Dialysis in Chronic Renal Failure 慢性肾衰长期血透的牙根尖X线表现
Accuracy of determination of tooth root canal length by automatic root canal treating machine 全自动根管治疗机测定牙齿根管长度的准确性比较
Forming hob with exhibition can avoid a processing cutting tool from the tooth root department transition curve. 成形滚刀可避免用展成刀具加工时齿根部产生的过渡曲线。
Research on the tooth root stress of the involute arc cylindrical gear 渐开线弧齿圆柱齿轮的齿根应力分析
Developing apical complex is the growth regulating center of tooth root and periodontium development 发育期根端复合体是牙根牙周发育的生长调控中心
Finite element analysis on the dynamic stress at the tooth root of a spur bevel gear 直齿圆锥齿轮齿根动应力有限元分析
An Analytic Calculation Method for the Tooth Root Bending Stress of Asymmetric Plastic Gear 非对称塑料齿轮弯曲应力的解析法计算
This paper discussed the relationship between the involute pitch of tooth root and tooth profile involute in hobbing. 本文阐述了滚刀滚齿时齿轮齿根过渡曲线的延长渐开线的等距线与齿轮齿形渐开线的关系。
Human tooth development is a consecutive process, which includes bud stage, cap stage, bell stage and tooth root development. 人类牙齿的发育,经历蕾状期、帽状期、钟状期、牙根发育和牙齿萌出期。
Tooth root stress analysis of involute helical gear based on ANSYS 基于ANSYS的渐开线斜齿轮的齿根应力分析
The flexible-tooth worm gear is provided with a flexible groove which decreases the cross section of the tooth root of the flexible-tooth worm gear. 柔性齿蜗轮系具有柔性槽的蜗轮。柔性槽使齿根截面减小。
The bottom face of each tooth edge is processed with an inclined swallow-tailed groove combined with each tooth root or a stepped inclined swallow-tailed groove. 每个齿刃的底面加工有与齿根组合的斜燕尾状凹槽,或者是阶梯式斜燕尾状的凹槽。
Considering the time-variant mesh stiffness, the calculated results demonstrated the change of tooth root bending stress in one engagement period. 计算结果揭示了由于时变啮合刚度的影响齿根弯曲应力在一个啮合周期的变化规律。
Compared with a standard involute gear, the unsymmetric involute gear could efficiently improve the tooth root bending strength by finite element analysis. 对实例的有限元分析表明非对称渐开线齿轮的齿根弯曲强度比对称齿轮有较大提高。
Tooth coronal and tooth root boundary show one arc curve, call tooth neck, renown neck predestined relationship or neck line. 牙冠与牙根交界处呈一弧形曲线,称为牙颈,又名颈缘或颈线。
Objective: To evaluate the capability of the apical tissue of rat molar to grow tooth root and periodontal tissue. 目的:探讨大鼠磨牙牙根根端组织发育牙根和牙周组织的能力。
Establishment of the animal model of tooth root resorption under continuous heavy intrusive force 持续性压低重力致牙根吸收动物模型的建立
One that sets written material into type; a typesetter. A dental implant is an artificial tooth root that a periodontist places into your jaw to hold a replacement tooth or bridge. 排字工把书面材料置于版面上的工人;排版工种植牙是一种通过专科医生植入颌骨的人工牙根,用以镶复牙冠或牙桥。
The whole calculating course realized the automatic definition of loads and boundary conditions and found out the value and position when the tooth root has maximum stress. 整个计算过程实现了载荷和约束的自动施加,找到了齿根的最大应力及其位置。
Tooth root bending stress of these points were calculated by an example to verify that the loading capacity of asymmetric plastic gear is higher than the symmetric one. 通过实例计算了各特性啮合点的齿根弯曲应力,说明了非对称渐开线塑料齿轮比对称塑料齿轮具有更高的承载能力。
However, the research on the bending strength of large module gear tooth root is scarce until now. 但是,目前对大模数齿轮弯曲强度的研究还比较少,因此研究大模数齿轮轮齿弯曲强度具有重要意义。
Experimental Study of the Dental Follicle ′ s Function in Tooth Root Development 牙囊在牙根发育中作用的实验研究
CONCLUSION The clindamycin loaded coral paste is an ideal front tooth root canal filling material. 结论珊瑚克林霉素糊剂是一种较理想的前牙根管充填材料。
In this study, static analyses of the restoration were study, considering rigid support and elastic support of the tooth root. 本文分别对牙根承受刚性支撑和弹性支撑两种情况下的修复体进行了静力分析,获得的大量数据将为今后的类似研究提供有价值的参考。
Designing method of gear reliability based on contact strength of tooth surface and bending strength of tooth root 基于齿面接触强度和齿根弯曲强度的齿轮可靠性设计方法
The tooth root stress of cylindrical gear has been calculated and analyzed in detail, and compared with the result obtained by the load bearing capacity computing method of cylindrical gear ( GB3480 83). 对圆柱齿轮的齿根应力进行了大量的计算和详细的分析,并且与按国标渐开线圆柱齿轮承载能力计算方法(GB3480-83)计算的结果进行了对比。
Objective To study role of dental follicle in tooth root development. 目的研究牙囊在牙根发育中的作用。
Gear Tooth root stresses analysis is one of the prime importance problems in gear load-carrying capacity calculation. 齿根应力分析是齿轮动力传动中的一个重要问题。本文讨论了啮合过程中轮齿的刚度、齿面载荷和齿根静态应力的计算方法;
Tooth root transition curve and cut boundaries of the non-circular gear are analyzed. 又分析了齿根过渡曲线及它的根切界限。