Taking a spline hob for example, this paper analyses the normal tooth measuring profile on hob in theory.
提出一种基于等弧长法的改进算法，用于求解花键滚刀理论齿形的代用圆弧参数。
Objective to evaluate the change of the stress distribution of different treatment and compare with normal tooth.
目的分析上颌第一双尖牙纵折粘结冠及桩核冠修复后牙体各部位的应力改变。
This article mainly introduces the method that adopts gear caliper to measure the median diameter normal tooth thickness of double-line trapezoidal thread.
本文主要介绍了采用齿轮卡尺测量双线梯形螺纹中径法向齿厚的方法，同时也测量出螺距产生的误差。
Based on basic theory of maximum error minimum method, double arc parameters for normal tooth outline in rectangle spline hob are optimized to obtain tooth outline in workpiece with minimum error.
根据最大误差最小法的基本原埋，对矩形花键滚刀法向齿形的双圆弧参数进行了优化，使滚刀加工出的工件齿形误差最小。
The tooth also had all the components of normal teeth, including enamel, crown and root, and connective fibers to fix it to bone.
培育的牙齿还具备正常牙齿的所有组成成分，包括釉质、齿冠和牙根，以及使其固定于骨头的结缔组织纤维。
Conclusion: Predicting the tooth size of cuspid and bicuspid group in malocclusion can't simply follow the law of normal occlusion.
结论：临床上对错尖牙、双尖牙组的预测不能简单等同于正常。
There is only approximate way to work out the normal chordal tooth thickness of worm and wormwheel at present.
目前所见到的圆柱蜗杆蜗轮分度圆弦齿厚计算公式均为近似公式。
The new tooth surface can be prolonged by the normal profile of the internal toroidal surface, or replaced by an equal pitch helical surface.
其二为一种修整的线接触，展成的等螺距齿面与理论轨迹曲面沿某一空间曲线近似相切。
There is no common normal in the conical involute gear and the fixed chordal tooth thickness can not be measured accurately because of the coexistence of helix angle and taper.
渐开线锥形齿轮由于同时存在锥度和螺旋角，使得其固定弦齿厚无法精确测量，也没有公法线。
If the normal section in the center of the tooth line is taken as a tooth measuring and design section, when spline hob is designed in a plane meshing, the tooth profile error is minimum.
如果以齿纹中点法剖面作为齿形检测和设计剖面，用平面啮合法设计花键滚刀时，则齿形误差最小。
After 3 years follow-up, there was no recidivism and loosening of tooth but normal occluding relation.
随访3年无一例复发，牙齿无松动，咬合关系正常。
The induced normal curvature of two conjugate tooth surfaces along normal direction of contact line is one of the important indexes evaluating mechanical transmission performances.
两共轭齿面沿接触线法向的诱导法曲率是衡量机械传动性能的重要指标之一。
Meanwhile obtained the tooth profile equation of pin-track by the tooth profile normal law which matched the inviolate-cycloid compound gear.
同时利用齿廓法线法得出与该复合齿轮相配套的销轨齿廓方程。
According to the theoretical tooth surface model, the measuring grids schema is accomplished on the rotary projection of tooth surface, and coordinates and the normal of the grids are obtained.
根据建立的理论验面模型，在齿面的旋转投影面上进行测量网格规划，得到网格节点的坐标和法线方向。
After getting the formula about the normal backlash and the stiffness of the tooth pairs of the gear, the contact ratio and the load correction factor could be obtained.
在获得齿轮内啮合传动的齿侧间隙计算公式以后，结合齿对刚度的计算公式，推导出齿轮内啮合传动的加载重合度及载荷修正系数。
Size and obliquity of tooth directly influence clutch whether normal operating. It is a key part for ensuring normal operating of AIRA too.
该齿形的大小、倾角直接影响离合器是否能正确地啮合和分离，也是保证机构进行正确工作的关键部分，本文详尽推导了它们的计算公式。
And the normal engagement angle of approaching double-point tooth area is deduced. The special dressing method of shaving cutter has been adopted.
推导了进入双点啮合区的法面啮合角公式，采取了独特的剃齿刀修形方式，从设计和修形上下功夫杜绝剃齿中凹的产生。
Computing result indicates that quasi transverse circular arc gear is basically equal on strength distributing along tooth depth direction and it is superior to normal plane circular arc gear.
计算结果表明，准端面圆弧齿轮基本上是沿齿高方向等强度分布，优于法面圆弧齿轮。
The exact computing formulas for the normal chord length and the set angle of the gear tooth micrometer callipers have been derived here.
本文导出了法向弦长和公法线千分尺安置角的精确计算公式。
According to the normal design method the former involute spline gear shaper cutter often has different size of its tooth top and tooth root.
按常规方法设计的大压力角渐开线花键插齿刀，常出现刀具齿顶宽太小和齿根槽太窄的问题。
However, at higher angle of tooth-shaped asperities and under higher normal stress, the failure model II is found, which is in first tension but final shear failure.
在较高的法向应力下，含起伏角较高齿形节理面的非贯通节理岩体可能出现破坏模式II（先张拉后剪切破坏模式）。
However, at higher angle of tooth-shaped asperities and under higher normal stress, the failure model II is found, which is in first tension but final shear failure.
在较高的法向应力下，含起伏角较高齿形节理面的非贯通节理岩体可能出现破坏模式II（先张拉后剪切破坏模式）。
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