a quadratic equation
二次方程式
1.【数】二次的
2.方形的
1.【数】二次方程式;二次项
2.【数】二次方程式论
1.relating to or containing terms with powers no higher than the power of two
1.But for strong non-quadratic form and the sharp change in curvature function, the quadratic model seems to unable to solve it.
然而，对于非二次性态强、曲率变化比较剧烈的函数，二次模型信赖域算法显得力不从心。
2.The Six Sigma Black Belt will be able to use a quadratic loss function to compute the cost of a given process.
西格玛黑带应能使用二次品质损失函数来计算给定过程的成本。
3.Position relationship problem between two quadratic curves is usually discussed in collision detection problem between two coplanar objects.
平面实体间的碰撞检测中，经常需要讨论二次曲线间的位置关系。
4.The approach starts from an analysis of spherical harmonics and finds out a quadratic polynomial form of environment mapping.
该方法从分析球面调和函数入手，首先得出环境贴图的二次多项式表达形式；
5.A property of quadratic differential convex functions is proven and applications of it are given as well.
证明了二次可微凸函数的一个性质，并给出了这个性质的一个应用。
6.Based an unstructured quadratic separator, a less conservative condition for the existence of a reliable tracking control is derived.
基于无结构二次型分离算子，可获得保守性更低的可靠跟踪控制器的存在条件。
7.The result said that, the three-section method can lower the difficulty when a quadratic equation is considered, and with a good Precision.
研究表明，使用三段法可以有效的降低由于使用二次方程对非线性段进行描述所带来的建模及模型求解难度，并能够保持较高的精度。
8.The five different temperature and the increasing exponent in population can be shown with quadratic parabolic equation as well.
五种温度与种群增长指数也可用二次抛物线方程表示；
9.On this basis, the global optimum of the multi-scale regression modeling problem can be obtained by solving a quadratic programming problem.
在此基础上，通过解一个二次优化问题可求出多尺度回归建模问题的全局最优解。
10.This paper researches into the problem on fitting the shell flight-time of anti-aircraft gun by interpolation and quadratic approximation.
用插值拟合和最小二乘逼近拟合方法对高炮射弹飞行时间拟合问题进行了研究。