当然也有另一种方法，就是用参数方程表示这两条直线，用两条直线的方向向量作外积，从而得到切平面的法向量。
Another way to do it, of course, would provide actually parametric equations of these lines, get vectors along them and then take the cross-product to get the normal vector to the plane.
以边界元计算为基础，提出正交各向异性平面问题材料参数识别的反分析方法。
Based on the boundary element method, an inverse method is developed to identify the material parameters of orthotropic plane problem.
本文基于平面标志物进行标定的方法，对原型系统中的CCD进行了标定，获得了正确的摄像机参数。
In this paper, a new calibration method is applied which USES a planar pattern, and the accurate camera's parameters are obtained through the CCD calibrating of the prototype system.
并在此基础上通过改变模型参数，使该建模方法同样适用于解决平面多杆机构的运动可靠性问题。
On the basis of it, the method of establishing the mathematical model is also suitable for calculating the reliability of motion of plane multi bar linkages by changing the parameters of the model.
采用左半平面零极点相消的方法设计了电流及转速PI调节器的参数；
The current and speed PI regulator parameters are designed using the left half plane zero-pole cancellation method.
本文利用ANSYS有限元程序通过正交设计的方法对格构式斜腿刚架进行了平面外整体稳定承载力参数分析，得到显著影响因素。
By means of the finite element program ANSYS and using orthogonal design method, the parameters having effect on the stability of this structure were analyzed and primary factors were obtained.
以位置约束方程奇异性条件和结构参数空间复形剖分方法为基础，研究了平面机构尺度分类问题。
Based on singularity of constraint equation and complex division of structure-parameter-space, the dimension classification method of planar mechanism was researched.
利用模糊数学等方法得到3幅参数平面上的隶属度等势线图，并确定心血管状态的二维隶属度。
The fuzzy logic was used to describe 3 contours of fuzzy membership on parameter plane. Also fuzzy membership of various cardiovascular statuses could be achieved.
本文提出用周期波导的方法，分析平面阵列波导光栅模式参数及其本征方程。
In this thesis, the AWG's transverse-mode parameter and its eigen equation as well is analyzed based on the periodic waveguide method.
对此提出一种基于最大熵原理的平面研抛工艺参数优化方法。
A method based on maximum entropy principle was presented to optimize processing parameters in plane polishing.
提出一种基于输入集分类函数的新的距离度量方法，它与前传回归的正交最小二乘法相结合，不仅可以学习分类超平面的参数，而且可以选择重要的输入节点。
Combining the new measure with the forward regression orthogonal least square (OLS), not only the parameters of the classification hyperplane, but also the important input nodes can be obtaind.
该方法将平面上的一段圆弧曲线表示为参数复有理函数的形式。
The representation has no weight factors or control parameters, and it is geometric and affine invariant .
在已知欧氏重构即摄像机内参数的基础上，介绍一种基于标定的平面射影失真矫正方法。
Under the known camera internal parameters circumstance, uses a good method of rectifying the perspective distortion.
本文提出一种综合多约束的平面透视图像矫正方法，即在不知道任何相机参数的前提下将场景平面的透视图像矫正为度量平面。
A rectification method for perspective images of scene planes using multiple constraints was proposed in this paper without knowing any camera parameters.
提出了一种参数曲面与平面的精确求交新方法。
A new algorithm for calculating the intersection curves between parametric surface and a plane is presented.
结果表明，该方法不仅具有较高的插值精度，而且通用性强，可适用于平面和空间曲线的参数化插值。
The computation results show that the presented interpolation approach has better precision and versatility. And it can be used in parametric interpolation both for planar and spacial curves.
为了更好地获取平面叶栅流场试验中的激波数据，提出了基于数字图像处理技术的参数测量与分析方法。
In order to obtain better shock wave experimental data in 2-d cascade, a novel method for parameter measurement and analysis is proposed based on digital image process technology.
针对三维模型数据缺乏自然的频域分解算法，鲍虎军等人建立的三维模型平面参数化方法是将三维模型数据转化成二维数据进行处理，但是算法很复杂。
To overcome the difficult of 3D model's decomposing planar parameterization algorithm is proposed by Bao Hunjun, 3D data will be transformed to 2D data in this algorithm.
本文提出了一种自动将网格切开并参数化到二维平面域的方法。
In this paper, we propose a method to segment and parameterize the meshes to 2d domain automatically and simultaneously.
首先介绍了鲁棒系统设计的参数平面法，然后采用该方法对某支线客机的侧向稳定系统进行了鲁棒设计。
At first, this paper introduces the parameter space design of robust control systems. A robust design of lateral-directional stability system for a aircraft is then finished in the method.
根据线结构光传感器的特点，提出了一种线结构光传感器的快速标定方法，利用摄像机投影中心及光条在摄像机像面上的信息，仅需一共面靶标即可实现摄像机与光平面之间位置参数的标定。
With the coplanar reference target, the spacial pose between camera and optical plane can be calibrated by using the cameras projective center and the lights information in the cameras image surface.
本文围绕红外焦平面阵列探测器的性能参数测试方法开展研究工作。
With the development of infrared focal plane array technology, there are higher requirements in the field of parameters testing and performance evaluation of infrared focal plane array detector.
该方法通过基准平面统一了所有类翼面部件的描述参数 ，使用很少的参数个数唯一精确地确定了部件的外形。
This method unifies the parameters of aliform components. It has the capacity to define the shape of the component accurately and uniquely by a few parameters.
该方法通过基准平面统一了所有类翼面部件的描述参数 ，使用很少的参数个数唯一精确地确定了部件的外形。
This method unifies the parameters of aliform components. It has the capacity to define the shape of the component accurately and uniquely by a few parameters.
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