parabola是什么意思   parabola怎么读

GRE

parabola单词基本解析：

parabola变化用词：

parabola英英释义：

1. a plane curve formed by the intersection of a right circular cone and a plane parallel to an element of the curve

名词 parabola:

a plane curve formed by the intersection of a right circular cone and a plane parallel to an element of the curveparabola[ pə'ræbələ ]n.a plane curve formed by the intersection of a right circular cone and a plane parallel to an element of the curve

parabola中文词源：

parabola用法和例句：

parabolic curves

抛物曲线

Static oxidation curve is basically parabola.

静态氧化曲线基本遵循抛物线规律.

This steep upward a parabola, people show concern about the urgency of the disaster areas.

这一条陡峭向上的抛物线, 显示人们对灾区的急切关注.

The plane should follow the parabola.

飞机须沿抛物线运动.

In the first phase, based on the randomized approach, an initial parabola is created.

在第一阶段中, 我们采取随机选取方式, 可得到初始抛物线.

The parabola would control air flow in a way that would lessen the shockwave, NASA says.

NASA表示,这一抛物线设计可以通过控制气流来减少冲击波的产生.

Basketball and throwing events were analyzed on the basis of parabola principles.

基于抛物体运动规律对两类典型的抛物体运动(投掷项目、篮球投篮)进行了分析.

Construct an animation displaying all pairs of orthogonal tangents to a given parabola.

建构一动态绘图.展示给定的抛物线外所有成对的正交切线.

Soviet poet whose collections of verse include Parabola ( 1960 ) and The Triangular Pear ( 1962 ).

沃兹涅先斯基,安德烈生于1933苏联诗人,其诗集包括抛物线 ( 1960年 ) 和三角梨 ( 1962年 )

Machining test , including turning rotary ellipse and rotary parabola agrees well with researched conclusion.

结合研究的成果, 完成了对旋转椭球面和旋转抛物面等非球面工件的加工工艺实验.

We continue the above three – phase parabola detection procedure until all the parabolas are detected.

重复上述之三阶段抛物线侦测程序,直到所有抛物线均侦测完毕.

And the trace programme of a line a arc and a parabola is established.

并编制了直线、圆弧和抛物线的轨迹程序.

The quadratic equation defines a parabola.

该二次方程定义了一个抛物线.

Parabola detection is a fundamental problem in road recognition application.

抛物线侦测在道路辨识应用中是个十分重要的议题.

Another friend, very long time see the one hand, such as periodic parabola.

另一种朋友, 很长一段时间见一面, 像周期性的抛物线.

The departure leg would be the mirror image of the inbound path ( a hyperbola or parabola ).

离开的路径会是进来路径的镜像,呈现双曲线或是 抛物线 的图形.

parabola

The cable shape in the bridge’s completion state is not parabolic, nor catenary.It is between parabola and catenary.Actually it is funicular polygon closer to the catenary.

3)在成桥状态时主缆的线形既不是抛物线，也不是悬链线，而是介于抛物线与悬链线之间，更接近于悬链线的索多边形。

In the 3 soil textures the dynamic change of rhizosphere microorganisms and enzyme activities both turned on a parabola with the peak in the silking stage, and then reducing gradually.

3种土壤玉米根际生物活性的动态变化呈抛物线，吐丝期达最大值，此后逐渐下降。

An Iterated-Interpolation Method for an Arbitrary 2-Dimensional Parabola in a CNC System

CNC系统中任意平面抛物线的迭代插补法

D by using the first derivative spectrum and REP, and the properest models were index(R2=0.9487)and parabola (R2=0.9392) respectively.

D 是可行的,最适模型分别为指数(R2=0.9487)和抛物线(R2=0.9392)。

parabola of order n

n阶抛物线

RCC parabola double curve arch dam

RCC抛物线双曲拱坝

Keywords T91 steel;oxidation kinetics;cubical parabola;bilinear;

T91钢;氧化动力学;三次抛物线;双直线;

Keywords T91 steel;High-temperature water-vapour;Oxidation kenetics;Quadratic parabola;Bilinear;

T91钢;高温水蒸气;氧化动力学;二次抛物线;双直线;

Application Of Third Power Parabola In Road Design

一种三次抛物线在公路设计中的应用

Kink Wave and Parabola Solution to a Class of Nonlinear Evolution Equation

一类非线性发展方程的抛物线解和扭波解

Compared with other types of open channel cross-section, the cubic parabola shape open channel is one of the open channels which convey water more efficiently.

与其他形式断面渠道的比较结果表明，立方抛物线形断面渠道也是一种水力较优的输水渠道。

On the basis of analytic geometry, the projection curve types of intersection lines of cone and cylikder, cone and cone on V plane is hyperbola and cone and sphere is parabola.

中专制图教科书中 ,对圆柱与圆锥轴线垂直相交时 ,相贯线投影作图 ,大都采用先找特殊点 ,再用辅助平面法找一般点 ,最后判断点的可见性并描点连线的方法。

critical parabola

临界抛物线

In order to discuss the rationality of various warping displacement modes, second-degree parabola, cubic parabola, fourth-degree parabola and cosine function are selected respectively.

为了探讨各种剪滞翘曲位移模式的合理性，分别选取二次抛物线、三次抛物线、四次抛物线及余弦函数等翘曲位移模式进行计算；

Based on the iris location,a new approach of parabola integral-difference is proposed to locating eyelid for more effective and more accurate iris recognition in the paper.

为更有效、更准确地进行虹膜识别,在虹膜定位的基础上,提出一种抛物线积分-差分算子用来对眼皮进行定位。

fitting of a second degree parabola

二阶抛物线拟合

The life is a parabola,it will decline when it reached the vertex.

人生就是一条抛物线，当它到达顶点时，衰落的时刻也就随之到来了！！！看人生，与世无争！！！

The curve of life is like the parabola of a projectile which, disturbed from its initial state of rest, rises and then returns to a state of repose.

人生的曲线就像是发射器的抛物线，脱离了原先的静止状态，往上射出，最后又回归到静止的状态。

China to the ancient timer, “hourglass” for the prototype, the level of 9 different set of stainless steel glass column, “hourglass”, a parabola distribution constitutes a planet track.

以中国古计时器“沙漏”为原形，9根高低不一的不锈钢镶玻璃立柱“沙漏”，呈抛物线分布，构成行星轨迹。

Main curve may appear as parabola, ellipse, cubic polynomial, and trigonometric curves.Profiles with different main curve are compared one another at the same dimensions.

以抛物线、椭圆、三次曲线以及三角函数为例的研究表明，三次曲线构成的气缸型线具有最大的吸气容积而内容积比最小，适用于大排气量低压比的机器；

You can put a vectorgraph read as ” “ shapes, such as a circle, a parabola, and so on, so the scale does not affect its quality.

你可以把矢量图理解为一个“形状”，比如一个圆，一个抛物线等等，因此缩放不会影响其质量。

tilted parabola

倾斜抛物线

You should be more open-minded and tolerate irregulation.It is like doing the parabola and hyperbola as the second and third cosmic speed mode.

做大事情，系统更复杂，能量更大，所以做大事情的指导思想要开放，容许“乱”，更像做抛物线、双曲线，是第二和第三宇宙速度的运动方式。

Smooth parabola as a constraint for the motion of a mass point

光滑抛物线约束质点运动问题的研究

2D analysis of line focus of on-axis parabola

共轴抛物镜线聚焦性能的2维分析

Round,elliptical and parabola evaluation methods are studied.The results show that the measuring methods not only have high evaluation resolution but also are beneficial to analysis...

其中对圆评定方法、椭圆评定方法和抛物线评定方法进行了研究,实验结果表明这些方法不仅具有较高的评定精度,而且还有利于对超精密微切削机理进行分析研究。

On Quadratic System with a Two-fold Parabola Solution

具有二重抛物线解的二次系统

parabola of cohesion

内聚力抛物线

This paper analyses parabola precision of a cableway of single span,and discusses rise angle while the load is in motion and puts new method of algorithm for rise angle.

分析了单跨索道的抛物线算法,讨论了荷重运行时的升角,并提出了新的升角计算方法。

Using the modified method of parabola of Baisanski-Bojanic and the Pfeifer Lemma,the author sets up a global saturation theorem for Trotter-Feller Type Oper-

利用Pfeifer引理和改进的Bojanic抛物线技巧,建立Trotter-Feller型算子的整体饱和定理,并给出实例。

semi-cubical parabola

半立方抛物线

Curved Cracks Distributed along a Parabola in an Elastic Medium with Piezoelectricity and Anisotropy

压电弹性体中沿抛物线分布的曲边裂纹问题

double parabola proportioned interpolation method (DPPIM)

双抛物线比例内插法

cubical hyperbolic parabola

双曲抛物挠线

hyperbolic parabola

双曲抛物线

A design of hyperbola and parabola drawing apparatus

双曲线及抛物线规的设计

inverted parabola

反演抛物线

divergent parabola

发散抛物线

the petiole lengths and leaf lengths and cork thickness appeared to have a clear second-degree parabola relation with the elevations of the communities;

叶柄长、叶长和栓皮厚度随海拔高度呈现明显的二次抛物线关系;

biquadratic parabola

四次抛物线

Determining a Parabola with Four Orderly Points and Its Application in Parametric Interpolation

四点唯一决定一条抛物线及其在参数插值中的应用

That's because you have a goal, and your parabola is directed upwards.

因为你的目标，你的抛物线是往上的。

Keywords olid solubility bond-parametric function size-factor parabola regularity ellipse regularity binary alloy;

固溶度;键参数函数;尺寸因素;抛物线规律;椭圆规律;

Ubiety about a circle and a parabola

圆与抛物线的位置关系

By the camera angle of erection and the container，the liquid of rounded container in the image is similar to parabola.

圆形容器中的液位由于受到摄像头架设角度和容器的影响，在图像中是一条近似于抛物线的曲线。

The parabola diffusion equation (Ct = a + btl/2) gave a best description of the kinetics of Ca adsorption in the soil. Ca adsorption velocity in various treatments appeared in the sequence of Ca + B > Ca + Zn+B > Ca > Ca+Zn.

土壤吸附钙的动力学以抛物线扩散方程(Ct=a+bt1/2)描述最佳,其过程受扩散机制的制约,吸附速率以Ca+B>Ca+B+Zn>Ca>Ca+Zn。

The seepage discharge of the foundation of earth-rock dam decreases gradually and is in a parabola form as the blanket extends.

土石坝坝基渗流量随铺盖的延长逐渐减小，并呈抛物线形分布；

In the first phase, based on the randomized approach, an initial parabola is created.

在第一阶段中，我们采取随机选取方式，可得到初始抛物线。

In the third phase, a new voting scheme is presented to determine whether the candidate parabola is the true parabola or not.

在第三阶段中，我们使用所提出的新投票系统来确认候选抛物线是否为真正的抛物线。

Parabola Clipping Algorithm Based on N-Steps Rendering Theory

基于多步法绘制理论的抛物线裁剪算法

The Parabola Approximation Algorithm for Alignment Automation Between a Laser Diode and A Single-Mode Fiber

基于抛物线拟合的光纤自动对准算法

The Path Planning of Robot for the Assembly of Compressor Based on the Method of Parabola Transition

基于抛物线过渡法的环保压缩机装配机器人轨迹规划

Research On Painting Fractal Picture with Aitken Parabola Accelerating Algorithm

基于艾特肯加速抛物线算法分形图形的研究

Keywords Matrix acidizing;Moving and free boundary;Time-variant grid method;Semi-linear parabola equation;Finite difference;Numerical solution.;

基质酸化;自由移动边界;时变网格法;半线性抛物型方程;有限差分格式;数值解;

compound parabola quadrature formula

复化抛物线求积公式

The Improvement of Compound Parabola Quadrature Formula

复化抛物线求积公式的改进

Height Calculating Formulas of Variable Cross-Sections Member for Multi-Section Haunched Type and Multi-Section Parabola Type

多段加腋型及抛物线型变截面杆件高度计算公式

osculating parabola

密切抛物线

The Stretch Planish of Small-diameter Parabola Antenna and Analysis on Splice Technique

小口径抛物面天线旋压成型及拼焊工艺分析

Neil rs parabola

尼尔抛物线

Interpolation parabolas and the asymptotic parabola of a plane curve

平面曲线的插值抛物线与渐近抛物线

And the trace programme of a line ,a arc and a parabola is established.

并编制了直线、圆弧和抛物线的轨迹程序。

Kink Wave and Parabola Solution for Generalized Fisher Equation

广义Fisher方程的抛物线解和扭波解

"Using the equation of parabola, we obtain for the sheer stresses at any point in the plate."

应用抛物线方程,即可得到板内任意点的剪应力。

of parabola, we obtain for the sheer stresses at any point in the plate.

应用抛物线方程，即可得到板内任意点的剪应力。

This paper studied the case that there is a known point of tangency of a circle and a parabola while the center of the circle is on the recession of the parabola.

应用数形结合的方法,研究了已知圆与抛物线有一个切点,而圆心在切点处抛物线的凹向的情形。

Construct an animation displaying all pairs of orthogonal tangents to a given parabola.

建构一动态绘图。展示给定的抛物线外所有成对的正交切线。

Kepler parabola flight

开普勒抛物线飞行

For higher normal pressure,the relationship between tangential resistance and water content is consistent with quadratic parabola.

当正压力较大时，切向阻力与含水量呈抛物线关系。

Keywords Logging Unit Curve Fitting;Regression Analysis;Log-log;Parabola Equation;[Unary The Third Power Equation];

录井仪;曲线拟合;回归分析;双对数;抛物线方程;[一元三次方程];

The coefficient of permeability of coal massgas attenuates with increase of volume stress and varies as parabola with porous pressure.The crtical pressnre is difinedas the extreme value of parabola.

得出了煤体瓦斯渗透系数随体积应力增加而衰减，随孔隙压呈抛物线型变化。

The application of catenary and parabola theories in tuna longline fishery

悬链线和抛物线理论在金枪鱼延绳钓渔业中的应用

NUMERICAL SIMULATION OF THE HYDROMECHANICAL DEEP DRAWING OF PARABOLA WORKPIECES

抛物体形拉深件液压成形工艺的数值模拟

Research on the Molel for Producing the Precise Die of Parabola Gyre Surface

抛物回转面的精密模具制造模型研究

Analysis of a Linearly Chirped Grating with the Apodization of Parabola Squared Function on Its Property of Dispersion Compensation

抛物平方变迹线性啁啾光纤光栅色散补偿性能分析

cubical parabola

抛物挠线 三次抛物线

Keywords Parabola Hydraulic deep-drawing Stress distribution;

抛物线;充液成形;应力分布;

The approach of translating parabola ISO code into difference interpolation code

抛物线ISO代码译成差分插补代码及其实现

flow around a parabola

抛物线体绕流

parabola Drucker-Prager criterion

抛物线型D-P准则

The plane should follow the parabola.
飞机须沿抛物线运动。

A parabola interpolation is used to reduce the measurement error.
采用抛物线插值计算互相关函数峰值,减少测量误差。