surface tangent

The algorithm of the static voltage stability region s tangent plane through the characteristic vector method or the implicit function derivative method is presented in the total parameter space,which can provide quantitatively the influence degree of all kinds of parameters on the voltage stability region.

提出了基于全参数空间的静态电压稳定域的2种切平面计算方法:特征向量法和隐函数求导法。

And the tangent plane of three characteristic curves on the tire determines the spatial position of the tested wheel.

每个车轮使用3个线结构激光传感器,通过求取轮胎上3条特征曲线的切平面来确定车轮的空间位置。

Results and Conclusion\ This paper gives the concept of bilaternal angle density and coangle density of fractal sets, gives definition of tangent and tangent plane of fractal sets, and discusses its existing conditions.

方法　通过推广角密度概念为双侧角密度与余角密度 ,将切线与切平面概念引入到分形集中 。

In mathematics,an ellipsoidal surface can be approximated by a series of continuous secant facets,each of which passes through four corner points of corresponding grid formed by two geodetic parallels and two meridians and is taken as mapping plane.

以规则的经纬网格为单元,以每4个网格角点所构成的平面来切割并逼近椭球面,椭球面上同纬度的点子均以椭球短轴上的相应点为投影中心投影到各切割平面,采用这种类似楔形的投影方式,将减小长度投影变形的最大值,并使相邻图幅之间保持空间连续。

In this projection mode, the ellipsoidal surface can be approximated mathematically by a series of continuous secant facets which are all isosceles trapezoids.

本文主要采用了两种投影方式将椭球面上的各点按经纬网格投影到相应的切割平面上：楔形投影和按各点的椭球面法线进行投影。

The designing steps of switching surface and the process of control are described in detail.

提出了一种非线性系统变结构鲁棒控制器设计方法,对切换平面的设计步骤和控制作用的求取作了详细论述,并给出了在电力系统中的应用实例及仿真结果。

A flat facet cut across the top of a precious stone.

切平面在一颗宝石的顶部切出的平面

A plane section of a surface of revolution containing the axis of revolution.

切平面通过旋转轴回转面的部分平面

Inner point and exterior point of a quadric and its plane of the type of contact plane;

二次曲面的内、外点及切平面型平面

Geometric construction of the tangent plane at a poin on the quadratic surface;

二次曲面上一点处切平面的几何画法

The Elementary Method to Common Quadric Surface Equation;

一般二次曲面切平面方程的初等求法

A stone or gem cut in this fashion.

有切平面的宝石以这种方式切割的石头或宝石

Research on stereo vision measuring method for tire tangent plane

轮胎切平面的立体视觉测量方法研究

When an assumptive cutting plane is passed through an object, the cross section is drawn, which is called a cut.

假想用剖切平面将机件的某处切断，仅画出剖切面与机件接触部分的图形称为断面图，简称断面。

The word horizontal is applied only to the plane which is tangent to the ground-level equipotential surface.

地平面这个词则只表示与地面水准等位面相切的平面。

LOCATION OF BASIC PALNE OF DISSECTING BIRD,S BRAIN AND THE PREPARATION OF LOCATOR

切制鸟脑切片的基础平面定位及定位仪的制作

Shear stress arises from forces that are parallel to the plane of the cross section.

切应力由平行于截面的力引起。

testing methods for in-plane shear properties of carbon fiber reinforced plastics by +-45 tension method and two pairs of rails method

纤维增强塑料平面剪切特性试验方法

a line that bisects a plane figure.

从中间切开一个平面图形的线。

A tool trochoid algorithm abort marching pocket with circuit cutting

平面型腔环切法加工刀轨生成新算法

Analytical Solutions for the Anti-plane Problems with an Arc crack

圆弧裂纹的反平面剪切问题的解析解

The analysis covers plane strain, plane stress and anti-plane strain shear cases.

分析包括了平面应变、面应力和出平面应变剪切三种情况。

a section created by a plane cutting a solid perpendicular to its longest axis.

由一平面横切某物，通常与轴线成直角切割形成的断面。

"Types of flat or angular moldings are the fascia, chamfer (or Bevel), and fillet (narrow Band)."

平面或角状线脚包括盘座面、斜切面(或斜角面)和方嵌条(窄带饰);