英语释义

• a polynomial of the second degree

• of or relating to or resembling a square;

  "quadratic shapes"

• an equation in which the highest power of an unknown quantity is a square

• of or relating to the second power;

  "quadratic equation"

片语

quadratic function[数] 二次函数

quadratic criterion二次準则

quadratic polynomial[数] 二次多项式

quadratic residue[数] 二次剩余

quadratic form[数] 二次型

quadratic detection平方律检波

quadratic sum[数] 平方和

quadratic equations[数] 二次方程式

quadratic surd[数]

quadratic curve[数] 二次曲线，[数] 二次方曲线

quadratic interpolation[数] 二次插值，[数] 二次插值法

quadratic programming[数] 二次规划

quadratic time平方时间

quadratic nonlinearity二次非线性

quadratic component平方项

quadratic optimization[数] 二次最优化

quadratic approximation[数] 二次逼近

quadratic equation[数] 二次方程式

quadratic convergence[数] 二次收敛

英汉例句

• well, this is a quadratic equation in v of t.

  这是关于vt的,二次方程。

• based on a piecewise quadratic lyapunov function, this paper presents a stability analysis and robust controller design method for one class of uncertain piecewise linear systems.

  针对一类不确定分段线性系统鲁棒控制器的设计问题，给出了一种基于分段二次李雅普诺夫函数的求解方法。

• both vegetables and quadratic polynomials are made more interesting with the mandelbrot set. the formula explains the repeating complexity of broccoli heads like this one.

  有了曼德尔勃特集合，蔬菜和二次多项式都变得有趣多了。这个方程式表现了类似图中的花椰菜菜籽的重复的复杂性。

• the quadratic equation may have instilled horror in many of us.

  对很多人来说，二次方程是很恐怖的。

• for the basic differential evolution algorithm, the increasing quadratic function crossover operator was added to increase the convergence speed.

  在基本差分进化算法中，融入递增二次函数交叉算子以增加算法的收敛速度。

• theoretically speaking, it is a rather-clearly discussed subject to standardize the quadratic equation into the normal forms by spinning the coordinate axis so as to approach the shapes of its curves.

  从理论上讲，通过坐标轴旋转将二次方程化简为规范形式，从而讨论其曲线的形状，这已是讨论得相当明了的课题。

• because the algorithm of support vector machine is a convex quadratic optimization problem, the local optimal solution is certainly the global optimal one.

  并且，由于支持向量机算法是一个凸二次优化问题，能够保证找到的极值解就是全局最优解。

• notice that this second equation is a quadratic equation in v of p.

  注意，第二个方程是,关于vp的二次方程。

• we sum up the unified definition of the center real quadratic curve by working at the two locus problems of plane analytic geometry of advanced―maths.

  通过对高中《平面解析几何》的两个求轨迹问题，总结出中心实二次曲线的一个统一的定义；

• a similar effect occurs using the quadratic probe.

  类似的影响在二次探测中也存在。

• readers who were paying attention in their maths classes may recall that quadratic equations often have two solutions, one positive and one negative.

  关注数字课的读者们或许会想到二次方程通常会有两个解，一个是正值，一个是负值。

• in high-school algebra, you learned that the standard quadratic equation

  在高中代数学里，你学习了标準二次方程式

• you will get two solutions; it「s a quadratic equation.

  得到两个解;,这是二次方程。

• in this paper a piecewise-linear homotopy algorithm for quadratic programming is developed.

  本文发展了一个关于二次规划问题的分段线性同伦算法。

• nonlinear regression and quadratic response surface models.

  非线性回归和二次响应面模型。

• and then c has a very small quadratic rise, followed by the exponential rise to saturation that you」d expect. so c is approximately a0 times one minus e the rate constant k2 dominates the long times.

  然后c有一个很小的二次方的上升，接着指数的上升直到你预期的饱和,那c约等于a0乘以1减,的负k2乘以时间次方，e，to，the，minus，k2，times，time。,速率常数k2长时间地起主导作用。

• the results show quite distinct stress peaks at layer interfaces, and it was found that even with 16 quadratic elements over the layer thickness these values have not reached an acceptable accuracy.

  计算结果表明，在铺层分界面上有十分明显的应力峰，并发现，即使沿铺层厚度使用16个二次元素，这些值仍没有达到令人满意的精度。

• in this paper, penalty parameter for linearly constrained 0-1 quadratic programming is improved.

  本文改进了带线性约束0-1二次规划问题的罚参数下界。

• then, of course, there will be maybe quadratic terms that will actually turn that, you know, this won「t really say that your function is actually constant.

  当然，函数的二阶项,可以看出，实际上发生了变化的，函数并不是真的不变了。

• this doesn」t work for everybody. it has a high frustration quotient. not as high as understanding quadratic equations, but similar in that there are two unknowns.

  这个练习并不适合所有人。有很高的失败率。虽然没有理解二次方程的失败率高，但是有以下未知因素。

• it is a quadratic equation, so you get two solutions of which one of them is nonphysical, so you can reject that one.

  这是一个两次方程，你会得到两个,和物理无关的答案，你可以舍掉那一个。

• and in fact, if you look at the top figure it looks as exponential or, quadratic isn't even growing at all.

  它看上去是指数型的,而幂次型的看上去,根本没有增长。

• and while logos can certainly employ an icon-like style, and even mimic the quadratic nature of icons.

  当然，标志在某总程度上能够模仿图标似的风格，甚至是模仿大自然的二次图标。