tangent line

The steady automatic tangent line function has improved working efficiency .

稳定的自动切线功能提高了工作效率。

The Tangent Line and Plane of Fractal Sets of Integral Dimension

整数维分形集的切线与切平面

Three Solutions of Tangent Line Rector of Space Curve Line

空间曲线的切线向量的求解方法

A Parallel Tangent Line Graphic Method for Structural Optimizing Allocation in Oilfield Stimulation

油田增产措施结构优化的平行切线图解法

On a Tangent Line of Quadratic Curve By Only a Ruler

一根直尺作二次曲线切线的问题

An Iterative Method for Finding the Real Roots of Functional Equation by the Method of Variation Tangent Line

用变切线法求方程实根的一种迭代方法

Locus of central point of the conic sections ' segmental tangent line

圆锥曲线的切线段的中点轨迹

The mathematical equations of theoretical contour of cam and its tangent line and normal line were derived .

推导出了凸轮理论廓线及其切线与法线的数学方程；

Drag to add a circle with protruding tangent line . Complementary tangent can be shown .

拖动此形状，可添加一个具有伸出切线的圆。可以显示互补的切线。

The contact angle is the angle between the tangent line at the contact point and the horizontal line of the solid surface .

接触角是角之间的切线的联络点和水平线的固体表面。

The Calculation of Panel Point and the Imitation of Graph of the Irregular Curve by Means of Tangent Line 's Approaching

用切线逼近非圆曲线的节点计算及图形检查

During digitizing , the adaptive sampling planning method based on the curvature of surface and the slope of tangent line of measured point is proposed .

在曲面数字化方面，提出基于曲面曲率和被测点切线斜率的自适应采样规划。

The procedure used to define the derivative has a geometric interpretation which leads in a natural way to the idea of a tangent line to a curve .

微分的定义步骤有一个几何解释，最简单的观念就是一条曲线的切线。

S : Based on the analysis on existing rapid prototyping technologies , a new thick layer LOM technology based on cutting contour of cutter 's tangent line is suggested .

在分析目前已有的各种快速原型制造技术缺点的基础上，提出了一种新型的基于刀具切线切割轮廓的厚层叠层制造技术。

Then , discuss the methods for calculating the equations of the tangent line , the normal plane , the osculating plane , the binormal , and the rectifying plane ;

讨论了如何才能很快地做出切线，法面，密切平面，副法线和从切平面方程的方法；

The tangent line principle should be followed in the structure charting of garments , i.e. the places where lines link up in the structure charting should accord with the tangent principle .

服装结构制图应遵循切线原则：结构图中的线与线相连接处应符合切线的原理。

Based on the general formula for computing the azimuth angle of tangent line of random point in high way , this paper derives the general integral ones for computing the coordinates of middle and side stakes .

基于线路曲线任一点切线方位角计算通式，推出了线路中边桩坐标计算的积分通用公式；

To extend relation between the tangent line and asymptotic line of plane curve , which had been described in literature [ 1 ] . We have obtained similar relation between the osculating polynomial and asymptotic polynomial .

我们对文献[1]中的平面曲线的切线与渐近线之间的关系予以推广，得到密切多项式与渐近多项式之间的类似关系。

By means of uniting geometry with algebra , the arc length , tangent line , cotangent space and curvature of curve in four dimensional space are investigated , and the corresponding calculation formula in each cases are given .

用形数结合的观点研究了四维空间中曲线的弧长、切线、法空间和曲率问题，并给出了其计算公式。

With the new type of vortex quick separator in FCC riser outlet , gas-solid flow spraying out at tangent line to vortex separator forms a strong vortex flow field , so solid particles can be separated efficiently from the gas .

催化裂化提升管出口新型旋流式快分利用气固沿旋流头切向喷出时形成的强旋流实现快速的气固高效分离。

Then , for the frontal segment and the back segment of the skin , the curve is constructed in terms of the tangent line of the middle segment , its intersection is determined by smoothing and inserting values on it .

其次对于包皮前段和包皮后段，以中段公切线为依据构造曲线，并对其光顺、插值，确定其交线。

And the extension amount , extraction amount and tangent line stagger of the contact wire in the whole tensioning section can be obtained by calculation , and then the total reservation length of contact wire before cutting can be obtained thereof .

通过计算，求出整个锚段内接触线的延伸量、收缩量和直线拉出值，从而得出断线时接触线总预留长度。

It is expounded that , as long as the problems of crosswise restoring of wheels on tangent line and guiding of wheels on curves are solved , the technique of bogies with independent wheels will have a fairly good marketing prospect .

阐述了只要解决好直线上的车轮横向复原和曲线上的车轮导向等问题，独立轮转向架技术具有较好的市场前景。

For the problem of dielectric loss tangent on line measurement for capacitive type equipment , a Virtual Instrument based on wavelet analysis and correlation technique is presented in this psper .

介绍了虚拟电容型设备介损在线检测仪的原理和仪器结构，给出了测量结果。

Circular interpolation of time-sharing algorithm is that circular arc is approached with tangent or chord line .

时间分割法圆弧插补用切线或弦线来逼近圆弧。

Discussing on tangent plane and normal line on the curved surface

曲面∑上切平面与法线的研讨

The purely kinematical equation for the tangent vector of a line element is derived .

导出了线元切向量的变形方程以及拉伸轴在极射赤面投影图上位置变化计算公式。

A new LOM process , in which the slice sheet is cut along the tangent of normal section line in z-axis direction , is proposed to reduce the theoretical manufacturing error and remaining material quantity .

为减小造型误差，提出了新LOM方法，即沿过分层板中点造型曲面Z向法截线的切线切割分层板。

Drag to add 2 circles with tangent connecting opposite sides . Complementary tangent line can be shown .

拖动此形状，可添加切线与相对圆边相连的两个圆。可以显示互补的切线。

In order to calculate the intensity of general-stress in tri-axis test in geotechnical investigation , the author uses cartesian geometry principle to derivate calculation functions of common tangent points coordinates of every circle by the common tangent line . Especially , the slope tangent line is calculated directly .

工程勘察三轴试验的总应力强度指标的计算，运用解析几何原理导出任意两个应力圆公切线切点坐标计算公式，尤其是直接计算切线斜率。