通过对周衍柏编写的《理论力学教程》第二版中的弧坐标中质点加速度表达式的推导作些改进。
In the book Course of Theorical Mechanics by Yanbai Zhou there are some mistakes about the expression of acceleration in arc coordinates, this paper has corrected them.
连接线称为弧，笛卡尔坐标系统中的点称为节点。
The connecting lines are arcs, and the points within the Cartesian coordinate system are nodes.
对坐标转换的基本概念和基本公式做了研究，给出了法截线曲率半径、子午线弧长和底点纬度的解算公式。
Research the basal concepts and formulas of coordinate conversion, the formulas of the radius of curvature in a normal section, the meridional length and the latitude of pedal are given.
为此，本文以弧面分度凸轮的轮廓面方程为基础，建立了弧面分度凸轮的三维模型，提出了一种用三坐标测量机测量其轮廓面误差的方法。
Therefore the author built a 3-d model based on the surface equations of roller gear CAM, and presented a method of using coordinate measuring machine (CMM) to measure the surfaces of the CAM.
介绍了使用坐标法测量弧齿锥齿轮，并进行数据处理，以便对齿轮的加工参数进行修正的思路和方法。
This paper introduce a method of measuring spiral gear in coordinate system and deal with the data. The result of measurement can right guidance the machine's parameter.
介绍了使用坐标法测量弧齿锥齿轮，并进行数据处理，以便对齿轮的加工参数进行修正的思路和方法。
This paper introduce a method of measuring spiral gear in coordinate system and deal with the data. The result of measurement can right guidance the machine's parameter.
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