The measuring results indicate that the accurate, real time and on line measuring of the roundness error can be realized.
测量结果表明，新的测量方法实现了圆度误差的实时精确在线测量。
The principle and design process of the system to measure the roundness error using the Lloyd mirror, linear CCD image processing system are described.
论述了系统利用劳埃德镜干涉装置，通过线阵CCD图像处理系统自动测量圆度误差的工作原理及过程设计。
Using harmonic analysis, the roundness error is analysed. A handy analytical method of roundness error is presented. Then the application of FFT is discussed.
本文应用谐波分析法分析了圆度误差，提出了一种圆度误差的简便分析方法，最后讨论了快速富里叶变换的应用。
Experiment shows that measurements on geometrical size and evaluation on roundness error of the tooth shape chain board by this measurement method are feasible.
实验表明，用该方法对齿形链链板的几何尺寸测量和圆度误差评定是可行的。
The least square solution and minimum mean square error(MMSE) solution for roundness error and spindle error was derived by measurement matrix in frequency-domain.
这种方法利用频域测量矩阵直接给出了圆度形状误差和回转误差的最小二乘解或最小均方误差解。
A new kind of detection method based on machine vision to measure geometry size and roundness error of external chain board of motorcycle roller chain is put forward.
针对摩托车用滚子链外链板的几何尺寸及圆度误差提出了一种基于机器视觉的检测方法。
The testing results indicate that the arithmetic is correct, the interface of the program is visual and the roundness error and diagrammatic view can be shown directly.
测试验证表明，程序算法正确，界面直观形象，可直接显示圆度误差值和误差图形。
In the roundness error measurement of inside sections of the oil film bearing, because of the oil slots and the oil holes, a large amount of invalid data can be brought.
在测量油膜轴承锥套内部圆度误差过程中，由于内表面有许多油槽和油孔，测量过程中产生了大量无效数据。
The structures of virtual roundness error measuring instrument, the data acquisition circuit of single chip microcomputer and the PC data processing software were introduced.
介绍了虚拟圆度误差测量仪的构成、单片机数据采集电路及PC机数据处理软件。
This paper explains lapping principle and the small tendency mechanism of ball roundness error. It compares the principle, precision and efficiency of several high-precision lapping methods.
本文论述了研磨原理及球体圆度误差趋小化研磨机理；对现有的各种研磨方式的研磨原理、研磨精度、研磨效率等进行了较为全面的比较。
Roundness error is evaluated by minimum region law. The diameter of the holes and the distance between the axes of two holes are calculated and measured by program.
在测量尺寸时，依据图像分割所提取的轮廓，使用自编程序利用最小区域法对圆度误差进行评定，并计算、测量链板的孔径和节距。
Roundness error is evaluated by minimum region law. The diameter of the holes and the distance between the axes of two holes are calculated and measured by program.
在测量尺寸时，依据图像分割所提取的轮廓，使用自编程序利用最小区域法对圆度误差进行评定，并计算、测量链板的孔径和节距。
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