该模型可以按给定精度要求逼近测头中心轨迹曲面。
The model could approximate to the trace surface by given accuracy.
其四是膝、踝关节中心轨迹的重叠程度、光滑程度、对称性与非对称性。
The fourth is overlapping degree, lubricous degree, symmetry and unsymmetry of knee and ankle joint track.
根据普通镗刀自身特征，在刀具中心轨迹上取若干点，用镗孔方式完成其加工。
According to the characteristic of common boring cutter itself, several points was taken out on the trace of the cutter center, and the machining was finished by means of boring.
本文探讨了用计算机控制凸轮加工的过程与如何确定不同尺寸刀具的中心轨迹的问题。
This paper discusses how to use a computer to control the processing of the CAM and how to determine the center trace of cutters of different dimensions.
文中给出了计算钼丝中心轨迹的新算法，归纳了数控加工程序向图形数据转换的计算公式。
A new algorithm for the calculation of the path of wire is discussed. The formula of transformation from machining programs to graphical data is also given.
补偿模式：在金刚石刀具补偿进行期间，刀具中心轨迹始终偏离编程轨迹一个刀具半径值的距离。
Compensation mode: during the cutting tool compensation cutter center track always deviated from the distance of a tool radius value programming track.
在数控技能大赛中轮廓倒角和倒圆角的宏程序编制方法有两种：刀具中心轨迹编程和刀具半径补偿编程。
It describes the process of filleting contour in programming with the tool center track and tool radius compenstration.
本论文介绍了生成三种刀具轨迹的算法，并且给出用立铣刀代替球铣刀加工实体零件时刀具中心轨迹的计算公式。
This paper presents an algorithm of generating three kinds of tool paths and a formular of calculating tool center paths when machining parts with cylindrical end-milling cutter.
利用凸轮机构的分析理论，获得了加工DD680系列汽车制动凸轮的轮廓曲线方程和加工该靠模凸轮的刀具中心轨迹方程。
The profile equation of brake cam of DD680 series motor vehicles and tool path equation for processing copying cam have been obtained by using analytical theory of cam mechanism.
主要研究内容如下：1、针对零件的不同结构和加工要求，研究并实现了两轴电火花线切割多次切割电极丝中心轨迹的生成算法。
The wire path generation of multiple-cut in 2-axis WEDM is researched. Then an algorithm named Virtual Wire Model is presented.
假设期望轨迹由某一稳定外部系统产生，利用中心流形的理论，证明了系统内部动态有界解是存在的。
Supposing that the reference trajectory is generated by a stable system, the bounded solution of non hyperbolic internal dynamics is existed by using center manifold theory.
正面的按键不是很多人所猜测的轨迹球，而是类似iPhone菜单键的一个简单的中心键。
The front-mounted button is not a trackball, as has been speculated by some. It is a simple click-action multifunction "home" button analogous to the iPhone's central button.
在正常的髌股关节中，髌骨的活动轨迹应处于滑车沟的中心。
For a congruent patellofemoral articulation, the patella must track centrally in the trochlear groove.
本文对圆柱形涡流室内气体流动进行了分析，导出了在室内气体流动轨迹呈螺线状进入室中心时的表达式。
The gas motion in a cylindrical swirl chamber is analysed and an expression with a spiral locus of air flow toward the chamber center is derived.
由于裂纹的存在，转子轨迹的中心也发生偏移。
The center of the motion orbit of the rotor changes because of the existence of crack.
轨迹规划功能是将加工代码所描述的零件轮廓形状转换成刀具中心的运动轨迹。
Trace layout module is to convert the profiles of accessories into the motion routes of the tools center.
计算结果表明，在非线性因素作用下，轴承中心的轴心轨迹不再具有对称性，而轴颈中心却表现为一种稳定的运动状态。
The results shown that, with the effect of nonlinear components, the symmetry of rotation trajectory of the bearing center was broken, and the motion of the journal center presented a steady state.
在这个剧情当中，从地球上看天地面太阳的轨迹，看起来像是穿过了我们银河系的中心。
In this scenario, the path of the sun in the sky would appear to cross through what, from Earth, looks to be the midpoint of our galaxy, the Milky Way.
当点沿曲线移动时，相应的曲率中心的轨迹曲线称为曲线的渐屈线，而曲线称为曲线的渐伸线。
When the point moves along the plane curve , the trace curve of the point is called the evolute of the curve , denoted by, and is called the involute of the curve .
通过欧拉-拉格朗日法，将油膜中心的轨迹和各个时刻的油膜分布情况可视化。
Using the Euler-Lagrange method, the track of centre of the oil slick and the temporal dispersion scope visualized.
文中还求出了铣凸轮时铣刀中心的轨迹。对误差进行了分析。
In addition, the centred path of the mill for milling the CAM has been obtained in this paper, and the calculation error has been analysed as well.
刀具中心点的轨迹就是等距形体的部分轮廓线。
The partial contour of the regenerated shape is just the path of the cutter center.
结晶器铜管在引仲加工过程中，由于凹模中心线与机床运动方向轨迹线不同，造成加工干涉和产品缺陷。
In the course of drawing process, the process interference and defect take place because of the difference between the centerline of concave die and the trace of moving direction.
滚子推杆凸轮机构中滚子转动中心的轨迹连线。
能自动对线圈的直线、转角和端部进行示教示教所得到的轨迹中心始终与被包扎线圈的截面中心重合。
Teaching process is automatic for the areas as slot section, bend and involutes. The center of taped coil across section is always in line with the center of teaching tacking.
能自动对线圈的直线、转角和端部进行示教示教所得到的轨迹中心始终与被包扎线圈的截面中心重合。
Teaching process is automatic for the areas as slot section, bend and involutes. The center of taped coil across section is always in line with the center of teaching tacking.
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