曲率

Included are the measurements of the tooth profile deviation of a shaving cutter based on the generalized polar coordinate method, and of the helix deviation of the shaving cutter using curvature method to automatically identify the boundary points; the measurements of the tooth profile of a modified hobbing cutter, and of deviation of contact line of the hobbing cutter by means of the generalized cylindrical coordinate method; the measurement of the deviation of tooth profile of a non-linear worm .

这些测量包括：①基于广义极坐标法的剃齿刀齿廓误差测量，以及采用&曲率法&自动识别界点的剃齿刀螺旋线误差的测量；②修形滚刀的齿廓测量，以及基于广义圆柱坐标法的滚刀啮合误差的测量；③非线性蜗杆的齿廓误差测量。

On the base of nonlinear tire model and one point preview-follower optimal curvature driver model, the vehicle dynamic model is established using the Newtons second law.

在非线性轮胎模型和基于单点预瞄最优曲率的驾驶员模型的基础上，运用牛顿第二定律建立整车动力学模型。

If taking use of price to measure quality growth directly, there will be some errors. Fortunately, the quality Engel curve gives us a useful tool and good viewpoint to estimate the quality growth.

如果直接用价格来衡量品质升级就会有所偏差，而品质恩格尔曲率则提供了一个良好的研究工具和研究视角。

This paper sets up the plastic energy consumption and tensile functions of the ideal rigid plastic steel wire and lath under large curvature tension bending .

建立了理想刚塑性钢条、板条在大曲率拉弯过程中的塑性耗能量函数与拉力函数。

And it is also analyzed in detail that on the images of pilled fabrics how the ratio of the edge curvature radius of shaped bar to pills radius affects the distortion of pills either extension or shorten and the conglutination of pills, ie, the projected image of more than one pills superimposed along the lines of sample moving forward.

文中从理论上分析了异型杆边缘曲率半径和毛球半径之比对织物起球图像中毛球的伸缩变形和&粘连&的影响，从而为异型杆半径设计提供了依据。

In this way it is easy to establish the parallel frame of curves in any dimension space.One of the application of the parallel frame is that it can prove the equivalence between the vortex filament equation and the non-linear schrodinger equation.

建立曲线的平行标架的一个应用是可以证明Vortex filament方程和非线性Schrodinger方程表示的是同一个方程。1906年，Leivi-Civita的学生da Rios写了一篇硕士论文，关于漩涡在粘稠液体里以曲率大小的速度沿着副法线的方向运动的模型。

The curvature spectrum based SVD being used, the modulated phenomenon caused by the small pits in rolling track is extracted from a bearing vibration signal, and the number of small pits is also reliably ascertained according to this extracted modulated signal.

基于曲率谱的SVD准确地提取到了轴承振动信号中由于滚道损伤引起的调制现象，并据此可靠地判断出了滚道剥落坑总数。

The maximum value of the stress appears in the region of the maximalcurvature

动态热应力的最大值一般出现在边界曲率最大的部位。

A unit vector normal to the plane of T and N , which is the plane of curvature.

B垂直於 T 和 N 所构成的平面的单位向量，该平面为曲率所在的面。

According to RS model, radio radiation come from the coherent curvature radiation, and the coherent mechanism is the two-stream instability produced by that primary particles move through the second generation particle plasma.

根据RS模型，射电辐射来自于第二代粒子的相干曲率辐射，而相干机制则是原初粒子穿过第二代粒子组成的等离子体时形成的双流不稳定性。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。