Using a geometric method and computer simulation, the second Kepler's Law is studied. The calculated result shows that the areal velocity is approximately constant with an accuracy of 10 -13 .
利用几何方法及计算机模拟研究开普勒第二定律，运算结果面积速度近似为常量，本文中精度为1 0 - 13。
It is the same method as usual. And if you are being given a geometric description of a curve then, of course, you will have to decide for yourself what the best parameter will be.
这和平常的方法是一样的，如果给出，一条曲线的几何描述，就不得不自己判断，什么才是最好的参数化方法。
This paper advances a new method of area identification geometric model pixel identifying method according to the pixel distinguishing function of computer upon the monitor.
本文根据计算机对显示器的象素识别功能，提出一种新的区域识别方法——几何模型象素识别法。
Method for computing the element restoring force, rather than the stiffness matrix, is the most important factor that determines the accuracy of a geometric nonlinear finite element problem.
几何非线性单元的精度主要决定于单元恢复力的计算方法，刚度矩阵对单元精度的影响很小。
This paper presents a method of arc projective transformation of the fundamental geometric elements on a sphere, and sets up an are projective system for three axial and two axial correspondently.
本文提出了一种球面上基本几何元素的园弧投影变换方法，并建立了三轴及对应的二轴园弧投影体系。
Based on image processing technology, a method of geometric modeling is presented for two dimensional finite element analysis of asphalt mixture.
提出了一种基于图像处理技术的沥青混合料二维有限单元分析的几何建模方法。
Theoretical analyses and applications all show that the geometric distance least square method is also a good and effective parameter estimation method.
理论分析和应用实例表明，几何距离最小二乘方法同样也是一种比较有效的参数估计方法。
This paper generalized and proved a famous geometry theorem, and obtained general solution of Fermat Problem by pure geometric method thereby.
本文对一道著名几何定理进行了推广与证明，从而用纯几何方法解决了一般的费尔玛问题。
In this paper, a stereo matching method for image uncalibrated camera parameter is proposed, which is based on geometric affine invariant and photometric invariant.
本文提出了一种基于几何仿射不变量和亮度不变量的缺失摄像机标定参数图像的立体匹配方法。
According to the feature of epicycloid hypoid gear, a new method is proposed to calculate the geometric parameters of pitch cone accurately.
根据延伸外摆线准双曲面齿轮的特点，提出一种精确计算其分度锥面几何参数的新方法。
For the precise location of laser spot center on the complex target, a method based on residual pruning with geometric feature constraints is proposed.
为满足复杂靶标背景下激光光斑形心的高精度定位要求，提出了一种基于几何特征约束残差修剪的定位方法。
This paper proposes an algorithm of iris automated identification and a method for rectification of geometric distortion of iris image. The matching result is measured by the relative coefficient.
提出了虹膜自动身份识别的算法及虹膜图像几何畸变的校正方法，最后用相关系数来测度图像的匹配结果。
In this paper, the expression of the geometric distortion after the along-track motion compensation is derived. Then a method is presented for geometric distortion correction.
对沿航向运动补偿后的几何形变量进行了推导，提出一种校正沿航向运动补偿后几何形变的方法。
This paper proposes a new minimax geometric distance priority method used for group-AHP (MGDM).
对群组判断矩阵提出一种新的最小最大几何距离排序方法（MGDM）。
Spatial perspective affine transformation is a method solving spatial geometric problems.
空间亲似变换是用来解决空间几何问题的一种方法。
Parametric design is a modeling method. It uses important geometric parameters to construct and modify geometric model.
参数化设计是一种使用重要几何参数快速构造和修改几何模型的造型方法。
Based on geometric theory of nonlinear feedback control, a new method to synchronize chaotic systems was put forward.
基于反馈控制几何理论提出了一种新的混沌系统同步方法。
According to the characteristics of RP technique, a method of geometric modeling for complex surfaces is proposed.
针对快速成形工艺特点，提出了一种基于实物的复杂曲面几何重建的方法。
In this paper we discussed the evolution of two states system and geometric phase in a rotating magnetic field by using the method of coordinate transformation.
本文用旋转坐标系系法对二能级系统的在旋转磁场中的演化和几何相进行了研究。
The paper provides a method to drive geometric object based on the constraint and engineering relations in designing a geometry model.
本文系统地阐述了一种在进行几何型体设计时用约束关系和工程关系来驱动几何型体的方法。
A geometric demarcating method based on combination of a dummy ruler and a real ruler of the emission spectrum tomography system is proposed.
提出了一种基于虚拟标尺和现实标尺相结合的发射光谱层析系统的几何标定方法。
Geometric programming is a effective method for solving nonlinear programming. This method has been successfully used in optimization design of engineering.
几何规划是求解非线性规划问题的一个有效方法，该方法已成功地用于工程优化设计。
The method for obtaining geometric topological information of CAD Models from STEP files is discussed, and a STEP based direct slicing method is proposed.
探讨了从STEP中性物理文件中获取CAD模型几何拓扑信息的方法，提出了基于STEP的直接分层处理方法。
We developed a new method named Smoothed Atomic Volume Percentage (SAVP) to describe geometric properties of protein surface.
本文提出了一种新的用于描述蛋白质表面几何性质的方法—平滑原子体积分数方法。
Then a new method merging area information and edge information, geometric deformable model with color and intensity priors for medical image segmentation, is proposed.
在此基础上提出了一种混合区域信息和边界信息的方法——基于融合颜色和强度先验信息的几何可变模型的医学图像分割算法。
The main work can be summarized as follows: Firstly, by analyzing the ideal geometric relation in parallel CT system, the thesis presents a calibration method of geometric misalignment.
首先，本论文通过分析平行束CT系统的理想成像关系，提出了一种适用于平行束CT系统几何失真校正的方法。
Measuring the focal lengths of thin lens by means of object distance and image distance is a commonly utilized method in geometric optics.
利用物距、像距法测量薄透镜的焦度是几何光学中最常用的方法。
Finally, a more useful geometric vector quantization method is presented, which is called scalar vector quantization (SVQ).
最后，针对几何分布不规则的一般信源，给出一般的几何矢量量化方法———标量矢量量化(SVQ)。
Based on the analysis of human face in ID card, this paper proposes a new face recognition method, which integrates the geometric eigenvector matching with the weighted face subdivision matching.
在仔细分析证件照片中人脸特点的基础上，提出了一种把人脸的几何特征矢量匹配和人脸的分块加权匹配相结合的思想。
Taking into account assembly tolerance and geometric tolerance, with the maximum and minimum method, a parallel degree calculating method for the missile launcher is put forward.
在考虑了装配公差和形状位置公差的条件下，采用极大极小法，给出了该型发射装置改进后的平行度计算方法。
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