2) spatial straightness error
空间直线度误差
1.
Research on LSABC algorithm for evaluation of spatial straightness error;
空间直线度误差评定的LSABC算法研究
2.
The minimum cylindrical envelope method (MCEM), a new method for spatial straightness error evaluation, is proposed.
建立了按最小圆柱包络法评定空间直线度误差的非线性数学模型，通过误差分析，证明了该数学模型不宜进行线性化处理。
3.
In order to improve the evaluation precision of the spatial straightness error,using the measured points set of the spatial straightness error by a coordinate measurement machine(CMM),the Least Squares Algorithm Based on the Center of the measured points set(LSABC) is proposed.
针对在坐标测量机CMM上测得的空间直线度误差测点集(测点序列),为提高空间直线度误差的评定精度,运用误差理论和最小二乘原理,提出了基于测点集中心的最小二乘算法(LSABC算法),推导出了LSABC算法的数学模型。
3) straightness error
直线度误差
1.
Comparison of evaluating precision of straightness error between least square method and least envelope zone method;
评定直线度误差的最小二乘法与最小包容区域法精度之比较
2.
Design and application for evaluating straightness error software based on VB;
基于VB的直线度误差评定软件的设计与应用
3.
Optoelectronic non contact measuring method for straightness error;
直线度误差的光电非接触测量方法
4) linear error
直线度误差
1.
Accurate linear error assessment based on LINGO;
基于LINGO的直线度误差精确评定
2.
The evaluation process of linear error evaluation base line was analyzed in order to improve the motion precision in dynamically measured rolling linear guide pair, and GA (genetic algorithm) was used to optimize the target line.
为了使滚动直线导轨副运动精度的动态检测结果精度提高 ,分析了直线度误差评定基准直线的求解过程 ,从而采用遗传算法对其进行寻优 ,详细讨论了采用遗传算法求解直线度误差的处理过程 ;对不同工况时的运动精度分别用首尾连线法、最小二乘法及遗传算法进行了实例计算分析比较 ,遗传算法评定直线度误差精度高且具有良好的稳定
3.
The linear error of main crankshaft which is often apt to change in the producing process.
本文针对曲轴加工中易产生主轴颈直线度误差超差问题，运用Ｉ－ＤＥＡＳ软件对其进行了模拟分析；在对软件进行二次开发的基础上，采用特征建模和变量建模的方法，进行曲轴参数化实体建模，实现了曲轴三维实体模型的自动建立。
5) alignment error
直线度误差
1.
Automatic measuring system of alignment error based on laser collimator technique;
基于激光准直的直线度误差自动测量系统
2.
Automatic measuring and evaluating system of alignment error based on PC;
基于PC的直线度误差自动测量与评定系统
3.
With the combination of the equal thickness interference formed by an air wedge and the CCD image-processing technique,a new method is presented to measure spatial alignment error.
将空气劈尖产生的等厚干涉与CCD图像处理技术相结合,提出了一种测量连续空间直线度误差的新方法。
6) Linearity error
直线度误差
1.
Long guide linearity error measurement based on laser interference;
基于激光干涉的长导轨直线度误差测量
2.
The calculating formula of the velocity instant center coordinate in X&Y direction at random time of the working table and the coordinate measuring error of the random position on the working table which is caused by the linearity error was deduced.
从原理上设计了直线度误差分离与修正的实验方案,解决了传统阿贝误差分离与修正方法中以旋转中心为工作台中心点、阿贝臂长度计算不准确的问题。
3.
The relationship between the screwing length of screw thread and the pitch error,screw linearity error,screw precision and screw tolerance is discussed to explain how to select the screwing length of screw thread in actual applications.
对螺纹旋合长度与螺距误差、螺纹直线度误差、螺纹精度及螺纹公差的相关联系进行分析 ,说明螺纹旋合长度在实际中的选择应用。
补充资料：空间误差
空间误差
space error
空间误差(spaee error)在心理实验中，由于两个刺激同时进行比较时所处的空间位置不同而产生的误差。为了控制或消除空间误差，实验最好进行两轮，第一轮与第二轮的两个刺激的空间位置要进行交换。例如，用对偶比较法研究颜色爱好实验时，在第一轮实验中，一刺激在左，另一刺激在右:第二轮实验时，则这两个刺激的空间位置应交换，两轮实验结果取其平均值。这样，就可控制或消除空间误差对自变量效果的干扰。 (金志成撰林仲肾审)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条