大家都搜：
[数]二次逼近
1、solving quadratic equations───解二次方程
2、factored form quadratic───因子形式二次型
3、quadratic element───[力]二次元
4、approximation───n.[数]近似法；接近；[数]近似值
5、quadratic equation───[数]二次方程式
6、quadratic effect───二次效应
7、quadratic solver───二次解算器
8、quadratic───adj.[数]二次的；n.二次方程式
9、quadratic calculator───二次计算器
1、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。
2、Quadratic Approximation in the Restricted Simplicial Decomposition───限制单纯形分解方法中的二次近似
3、Critical Clearing Time Estimation of Power System Based on Quadratic Approximation of Stability Region───基于稳定域边界二次近似的故障临界切除时间估计
4、adopted the quadratic approximation of potential, we can solve the equation and get the approximately analytical solutions of Gaussian typed breath mode.───对势函数采用二阶近似后，求解此方程得到高斯型呼吸模式的光束宽度的近似解析式。
5、The response surface approximation models are used to replace the original complex vehicle performance model, the optimization is conducted using a sequential quadratic programming algorithm.───通过响应面近似模型的优化，完成了高超声速巡航飞行器的多学科设计优化。
6、By analysing the compute result of the quadratic approximation formula, we educe the conclusion that 3 is the best rank code for the quadratic approximation formula.───通过对最小二乘拟合公式实际计算结果的分析，得出了“拟合公式阶数取3为最佳”的结论。
7、The Problem on Optimal Quadratic Approximation on Vector-Valued Functions for a Class in Infinite Dimensional Spaces───一类无穷维空间中向量值函数的最佳平方逼近问题
1、The CCT is determined by the crossing point of the quadratic approximation surface and the continuous faulted trajectory.
2、Having adopted the quadratic approximation of potential, we can solve the equation and get the approximately analytical solutions of Gaussian typed breath mode.
3、The expression of the long-term optical-beam spreading radius is obtained by a quadratic approximation.