而是存在一个不小的概率椭圆误差区域，因而无法精确确定被测目标的真实位置。
Moreover, there is still a large error area of probability ellipse, which makes the precise location cannot available.
利用椭圆的参数方程，给出了以等分角度为增量的绘椭圆的一种算法，并分析了算法的误差。
This paper makes use of the elliptical parameter equation, present a generation algorithm of ellipse with division Angle increments, and makes error analysis.
仿真结果表明，采用这种控制策略可以十分有效地减小中凸变椭圆活塞直线伺服驱动系统的跟踪误差。
The simulation results show that the tracking error of middle-convex and varying ellipse piston linear servo drive system can be reduced effectively by this method.
文章给出了三角网格上二阶椭圆问题广义差分方法的一种新的误差估计方法。
In this paper, a new method of error estimate for the generalized difference method of second order elliptic problems on triangle grids is given.
考虑了二维奇异线性及半线性椭圆和抛物问题的有限元方法，给出加权L2 模的误差估计。
The finite element methods of a class of singular linear and semilinear elliptic and parabolic problems are considered and the error estimates in weighted L2 norm are derived.
介绍椭圆轮廓数控加工的特殊方法，并进行了误差计算。
A special method of numerically controlled milli ng for the outline of ellipse and its errors computation are introduced in this paper.
把误差的形成过程假设为从圆到椭圆的变化过程(椭圆假设)，其逆过程就是误差补偿的过程。
The formation of errors is supposed as a change process from a circle to an ellipse (ellipse hypothesis), and the reverse process is just the compensation process.
分析了在同等条件下，用误差四边形解决问题比用误差椭圆等方法更客观，合理。
To solve problems with error quadrilateral method is more objective and reasonable than with error ellipse method under same conditions.
本文建立了二阶椭圆方程节点展开法数学理论，包括变分原理和误差估计等。
In this paper, the mathematical theory of the nodal expansion method for 2nd order elliptical equation including variational principle and error estimate is established.
阐述了两种不同半径圆弧凸模代替椭圆弧凸模所产生的误差，并比较其大小，从而实现凸模断面的优化设。
The errors are discussed as a result of two kinds of different radius arcs replacing elliptical arc, thereby, realize optimal design for punching cross section.
最后，分析了磁航向误差产生的原因以及补偿方法，并用实验对椭圆假设补偿方法进行了验证。
Lastly, we analyze the reasons of magnetic heading's error and the compensation methods. What's more, we experiment to validate the ellipse hypothesis compensation method.
分析比较了紧密距测量以及中径和椭圆度量规测量的误差。
The errors of the stand-off measurement and measurement errors made by pitch diameter gauge and ovality gauge are analyzed and compared.
把误差的形成过程假设为从圆到椭圆的变化过程（椭圆假设） ，其逆过程就是误差补偿的过程。
The forma2 tion of errors is supposed as a change process from a circle to an ellipse (ellipse hypothesis) , and the reverse pro2 cess is just the compensation process.
研究了基于椭圆假设求解误差系数算法和误差补偿方法。
Algorithm for error coefficients and compensation method is studied based on the ellipse hypothesis.
研究了基于椭圆假设求解误差系数算法和误差补偿方法。
Algorithm for error coefficients and compensation method is studied based on the ellipse hypothesis.
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