surface error

The correct method in paper can effectively reduce the tooth surface error by calculating simulating and experimental verification.

通过计算仿真和实验验证了该方法实施反调修正可以有效地降低齿面误差。

The formula of straightness error of the machined surface was also founded through geometrical analysis.

通过几何分析,建立了加工表面的直线度公式.

Based on the previous linguistic researches on the attributes of errors, this paper classifies errors into two big categories: the Surface Error Type and the Root Error Type.

根据错误的属性以及应用语言学界对错误的研究，本文把错误划分为两大类，即表层错误类型和根源性错误类型。

As the key technology of CCOS, the removal function of small grinding tolldecides the efficiency, precision of CCOS fabrication and surface error mode ofaspherics.

作为CCOS的核心技术&小磨头的工作函数特性决定了CCOS的制造效率、制造精度以及非球面元件面形误差的结构形式。

Describes several measuring methods of flatness of large plane. Analyzes the characteristics and error of these methods including indirect measuring method, dual laser beams scanning method, laser criterion line scanning method, diffraction plane criterion method and level surface method.

叙述了几种大平面平面度的测量方法，分析了间接测量法、激光双光束扫描法、激光准直扫射法、衍射平面基准法、液面法等几种方法的特点及其测量误差。

A method of the three-coordinate machine to the measurement of direct error happened to the cylindrical indexing cam contour surface is proposed in the paper. It analyzes effect of the cam contour error to index error.

介绍了用三坐标机测量圆柱分度凸轮廓面法向误差的方法，在此基础上分析了廓面误差对圆柱分度凸轮机构分度误差的影响。

A NURBS surface based error compensating arithmetic was proposed for the aberration of the imaging system.

针对成像系统畸变,给出了基于NURBS曲面的误差补偿算法.

During the blade surface finish machining, the over-cut error is analyzed and by means of rotating initial tool axis vector to control the interference. Therefore, the impeller machining precision is improved.

在叶片曲面侧铣精加工方面，分析了过切误差，并采用旋转初始刀轴矢量的干涉控制方法，提高了叶片曲面的加工精度。

A new device for measuring run out error of needle valve seat's cone surface is proposed.

推出了一种新的针阀体座面圆跳动误差测量装置,介绍了误差的计算与评定方法.

Calculation of Cutter-location and Error Analysis in Numerical Control Flank Milling of Twisted Ruled Surface Impeller

任意扭曲直纹面叶轮数控侧铣刀位计算与误差分析

A new integrated measuring system for curved surface roughness waviness and form error is introduced.

介绍一种能对曲面表面粗糙度、波度和形状误差实施综合测量、分析与评定的测量系统.

Curve fitting is a curve approaching process under definite error and the number of control points throughout surface is ascertained after curve fitting completed.

其中曲线拟合是一个在给定误差下进行曲线逼近的过程，当曲线拟合完成之后，整个曲面的控制点的数目也就确定了。

The Space Network Measurement for Spherical Surface Error

球体表面形状误差的空间网络测量法探讨