提出了光笔式视觉坐标测量中被测特征点像面坐标的提取方法。
The method, which is for picking up the image coordinates of the measured feature points in the light pen vision coordinates measurement system, is proposed.
提出了光笔式视觉坐标测量中被测特征点像面坐标的提取方法。
Study of the Pick-up of Coordinates of Feature-points in an Image Captured in the Lightpen Vision Measurement;
提出了光笔式视觉坐标测量中被测特征点像面坐标的提取方法。
A novel 3d-coordinate measurement system using light-pen based on binocular stereoscopic vision system was presented.
借助柱面坐标，建立了圆锥滚子直动从动件圆锥槽凸轮的廓面方程和压力角公式。
With cylindrical coordination, this paper establishes the contour surface equations and pressure Angle formula of the conical grooved CAM with translating conical roller follower.
根据螺杆钻具转子加工时与铣刀的相对位置，建立空间螺旋齿面坐标系和铣刀坐标系。
According to the relative position of the rotor of the screw motor and the milling cutter, the coordinates of the helical tooth form and the cutter are-established.
通过建立齿面坐标系及相应的坐标转换阵，使用了一种能准确计算齿轮载荷分布的方法。
Through the coordinate systems of gear profile and the corresponding matrices of coordinate transformation, the load distribution of external or internal helical gears can be exactly determined.
近代历史海图数学基础的转换；浙江海区近代历史海图的平面坐标改正和深度基准面改正。
The transformation on mathematical basis of modern historic chart, the correction of the horizontal coordinate and depth data on the charts for the waters off Zhejiang coast are elaborated.
另外，本文提出了由等值面数据计算法向量的方法，实现了在只有等值面坐标数据的情况下计算法向量。
Furthermore, a method of how to calculate vector of the iso-surface that has been extract from volume data is presented in this paper.
该方法仅需4对消隐点象面坐标便可线性求解出旋转矩阵，再用2个空间点坐标便可线性求解出平移矢量。
The rotation matrix can be linearly acquired by using only 4 vanishing points and the translation vector can be linearly solved by using only 2 spatial point objects.
该算法用TCA描述齿面坐标，能自动适应齿轮副任何瞬时转角位置：并在形成整体坐标时考虑了安装条件的变化；
The tooth surface is described by TCA method. The model can be put into any angular position of gear. The change in mounting condition is also considered in the global coordinate.
抛物面一种有与单坐标轴平行的抛物截面和与该轴垂直的椭圆截面的平面。
A surface having parabolic sections parallel to a single coordinate axis and elliptic sections perpendicular to that axis.
但是，开发商和设备制造商面正在遭遇新的挑战，包括精确地确定人所处的实际位置，把坐标成有意义的信息，保护用户的隐私等。
But developers and device makers face new challenges that include determining physical location accurately, turning coordinates into meaningful information, and protecting users' privacy.
本文详细研究了不同旋向楔横轧成形螺旋面在不同坐标下的方程。
The equations of different helix in cross wedge rolling in different coordinates were studied in this paper.
文中主要介绍了程序设计中的坐标变换、交线端点的求解，以及在三面投影中可见性问题的解决方法。
This paper presents the way of changing coordinates in program design, locating the endpoints the intersecting lines and solving the problems with visibility of three-plane projection.
特殊几何形状壁面附近局部贴体坐标网格的范围不宜太大，否则会引起计算结果的畸变。
The range of local body-fitting coordinate mesh adjacent to the wall with special geometry should not be too wide or extended, or it would cause the aberration of computational results.
介绍一种形成包络面（等距面）的实用方法，提出一种用四坐标数控铣床加工整体叶轮的程序计算方法。
A practical method for formation of envelope surface is introduced in the paper. And a programmed calculation method for manufacturing integral impeller with a four-coordinate NC miller is presented.
电脑辅助编程电脑辅助编程部分包含的特殊象征意义的编程语言，确定坐标点，和零件的角，边，面。
Computer-aided programming Computer-aided part programming involves special symbolic programming languages that determine the coordinate points of corners, edges, and surfaces of the part.
另一方面，引力场的能量动量又可以表示为平移规范场强的二次齐式因而在广义坐标变换下协变。
On the other hand, it can also be expressed in terms of the translation gauge field strength and therefore is covariant under general coordinate transformations.
根据空间啮合原理以及坐标关系推导被加工左右旋齿轮的齿面方程；
Tooth face equation of producing gear is derived based on spatial meshing theory and coordinate relation.
以抛物面壳为例，介绍了用节点坐标为未知量分析复杂剪式铰结构几何问题的方法和几何设计的步骤。
Geometry analysis and design procedure of complex pantograph structures are studied with joint coordinates as variables and parabolic shell is taken as an example.
为进行斜齿锥齿轮副的齿面接触分析，并直观显示齿面接触区，利用圆向量函数和球向量函数的矢量回转和坐标变换方法，建立了斜齿锥齿轮齿面接触分析的数学模型；
To analyze and display the contact of skew bevel involute gears, a mathematic model was established by vector gyration and coordinate transform of circle vector functions and sphere vector functions.
坐标投影作图法的优势在于不但能对多块体进行稳定分析，而且对单一的结构面也可对其进行稳定分析。
The advantage of coordinate projection method is to analysis the stability of not only block but also structural plane and judge whether structural plane or block first collapses.
在球坐标系中，建立了球形滚刀的各个螺旋面方程，推导了侧后角公式，并给出了计算实例。
The helical surface equations of the spherical hob are set up in spherical coordinates. The formulas of the side clearance angle and numerical examples are given.
根据特征元素树创建了基准面和基准坐标系，使我们很方便的在需要参照基准的时候来选取它。
According to feather element tree, the base level and base coordinate system are created, then we can choose them when we need them at any time.
通过叶盘叶片偏置面的直纹包络面逼近，确定叶盘通道粗加工区域，给出了四坐标插铣刀位轨迹生成算法。
The rough milling region of the open blisk tunnel is determined by generating the ruled envelope surface of the blades offset surface, and the algorithm.
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。
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.
通过简单改造的MQ 6025a轻型万能工具磨床，可实现两坐标联动加工特种回转面刀具。
Reformed light MQ6025A universal tool grinder can realize 2-coordinate linkage machining of special type surface of revolution cutting tool.
建立了斜齿圆柱齿轮侧面及齿根面的直角坐标方程序，应用矢量法确定盘形铣刀齿刃与轮齿侧面及齿根面接触线上各点的参数值。
Parametric values on the contact lines of disc cutter blade and the side surface cogwheel, disc cutter blade and gear root surface are determined by using vector method.
建立了斜齿圆柱齿轮侧面及齿根面的直角坐标方程序，应用矢量法确定盘形铣刀齿刃与轮齿侧面及齿根面接触线上各点的参数值。
Parametric values on the contact lines of disc cutter blade and the side surface cogwheel, disc cutter blade and gear root surface are determined by using vector method.
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