较详细地介绍了采用计算机模拟摇摆曲线逼近并分析实测摇摆曲线的方法。
The method by computer modelling approach to the measured rocking curves is given.
另外，利用顶点位置的调整，给出一条降阶曲线逼近原曲线的方法，同时考虑了它们的误差。
On the other hand, by adjusting the given vertices, an approximation method for degree reduction of bezier curve is presented and the error is estimated.
给出一种基于元胞自动机的曲线逼近方法，并将这种方法应用于对水轮机的特性数据进行数值逼近。
A curve approximation method based on Cellular Automata was produced, and was applied to digital approximation of hydraulic turbine performance data.
另外 ，利用顶点位置的调整 ，给出一条降阶曲线逼近原曲线的方法 ，同时考虑了它们的误差 。
On the other hand, by adjusting the given vertices, an approximation method for degree reduction of Bézier curve is presented and the error is estimated.
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。
Curve fitting is a curve approaching process under definite error and the number of control points throughout surface is ascertained after curve fitting completed.
有理曲线和曲面作为一类重要的逼近函数，在计算机辅助设计与制造中有着广泛的应用。
Rational curves and rational surfaces, which are a class of important approximation functions, are extensive applied in CAD/CAM.
采用一族能较好地逼近弯剪型变形曲线的正交多项式作基函数来描述位移沿竖向变化。
The orthogonal polynomials approximated to shear-moment deformation curves were employed as the basic function to describe the displacement variation along the vertical.
本文提出了一种用等斜率圆弧逼近复杂曲线的加工方法。
The method of equivalency slope circularity approaching was presented for this.
本文就非闭光滑曲线上关于第二类边界条件的复三次样条函数的逼近误差进行了论讨，取得了较好的结果。
In this paper, we discussed the approximation errors of complex cubic interpolation spline on open smooth curves under the second boundary condition and got the better results.
这些结果可以明显地提高曲线造型、求交、逼近、显示和绘制的效率。
Without doubt, these results will remarkably improve the efficiency of modeling, intersection, approximation, rendering and rasterizing of curves.
提出了一种利用最小二乘圆弧逼近非圆曲线的方法。
The method of least squares approximation for non-circular curve is suggested.
本文研究光滑曲面上曲线的计算机表示、插值与逼近等。
The interpolation, approximation and other things for curves on smooth surfaces with computer are studied.
本文研究曲线曲面分形逼近的数学模型及其简单应用。
This thesis studies modeling and the simple application of the fractal approximation of curves and surfaces.
提出用逐次逼近思想来评定复杂曲线的轮廓度误差的方法。
An approaching method was proposed to evaluate the profile error of curve.
对主根总长度的动态变化用指数曲线加以逼近，准确地判明各基因型的生根特点。
The dynamic changes of sum of the length of main roots was approached by index curve, which could distinguish the rooting characteristics of various genotypes.
数值模拟表明，利用该方法重构的曲线能够较好地逼近真实曲线。
Numerical simulation indicates that there is an extremely good agreement between the new fitted curve and the real curve.
样条函数以其特有的优点可以用来逼近任意的连续曲线，且具有很高的精度。
Spline functions can be used to approach arbitrary continuous curves with high accuracy.
第四章中首先分析曲线带锯的锯切工艺，之后我们给出了用折线逼近NURBS的理论基础并且我们给出了误差分析。
In fourth chapter, firstly we analyze theory of curve saw working and give a theory, which approach NURBS by lines.
同时，对具有参数方程形式表示的非圆曲线进行了等间距直线逼近的节点误差分析。
While there is the analysis of node tolerance with parameter equation on approaching along a straight line with equal step.
给出这种新样条曲线的细分公式并证明它们有变差缩减性质和细分控制多边形逼近性质。
Subdivision formula for these new kind curves is given. Further, the variation dimishing properties and the convergence of the subdivision is proved.
介绍了一种曲线拟合和函数逼近的对数校直法及对数校直定理。
A new method of fitting curves and approximating functions - "logarithm alignment method" and "logarithm alignment theorem" are introduced in this paper.
文章提出了一种在经济型数控机床上实现等螺旋角圆锥螺旋线的加工方法，其原理是用等导程螺旋线去逼近此种曲线。
This paper presents a method for machining of taper cutting tools with equal helix Angle. The principle of the method is using taper helical curve with equal pitch to approach equal Angle one.
由于曲线边界可以由小线段组成的多边形来逼近，所以通过本算法，我们还可以实现任何边界区域间的布尔操作。
We know that curves can be approached by mini line-segments, so the Boolean operations between almost all regions can be implemented by this algorithm.
该方法得到的趋向性序列能更准确地逼近非平稳随机信号的趋向性曲线。
The trend component series derived from this way can near more exactly the trend component curve of the variance-stationary random signal.
当形状参数增大时，曲线能连续逼近控制多边形。
With increasing of the shape parameters the curve can well approximate the control polygon.
采用一种逐步搜索逼近法，可解出各个接触点的位置及作用力的大小，并进一步求得各叶片的应力分布、挠度曲线及弹簧刚度。
Then, by applying a method of successive searching approximation, all the forces loaded on each leaf, and the stresses, deflection curve and spring rate of each leaf can be worked out.
平面曲线的关键点检测可用于数字曲线的直线段逼近，因此在很多图像识别、测量及分析的场合均有重要应用。
Critical point detection (CPD) of planar curves can be well applied in approaching of curves using poly lines, which has very important applications in image recognition, measurement and analysis.
该方法得大连理工大学博土学位论文到的趋向性序列能更准确地逼近非平稳随机信号的趋向性曲线。
The trend component series derived in this way can near more exactly the trend component curve of the variance-stationary random signal.
本文推导出计算机绘图中的二次B一样条曲线的参数方程，介绍二次B一样条曲线的性质，并给出在逼近曲线时的特殊处理方法。
This paper infers the parametric equation of the quadric B-spline curve, introduces its character, and gives the special method of process when the curve is approximated.
本文推导出计算机绘图中的二次B一样条曲线的参数方程，介绍二次B一样条曲线的性质，并给出在逼近曲线时的特殊处理方法。
This paper infers the parametric equation of the quadric B-spline curve, introduces its character, and gives the special method of process when the curve is approximated.
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