1.
The branch of algebra that deals with quadratic equations.
二次方程式论处理二次方程式的代数学的分支
2.
an equation of the first [second] degree
一 [二] 次方程式
3.
Teaching of Word Problems on the Application of Quadratic Equations Based on the Schema Theory;
基于图式理论的一元二次方程应用题教学研究
4.
a curve or surface whose equation (in Cartesian coordinates) is of the second degree.
方程式是二次方程式的曲线或表面。
5.
A Solution to Three Types Continuance Linear Even Differential Equation of Two Times Complete Cubic;
二次方三项式线性齐次微分方程的解法
6.
Roger can solve quadratic equations as easy as falling off a log.
罗杰能轻而易举地解二次方程式。
7.
a branch of algebra dealing with quadratic equations.
有关二次方程式的代数分支。
8.
X2+3X+2=12 is a quadratic equation.
X2+3X+2=12是一个二次方程式。
9.
The Application of Pencil of Conics in Solving System of Equations;
二次曲线束理论在解方程组中的应用
10.
Solutions of Three New Second-order Quadratic Differential Equations and Their General Solution Formula;
新三类二阶二次微分方程的解法及其通解公式
11.
General Solutions to Some Kinds of Secord-Order Quadratic Equations;
几类二阶二次微分方程的解法及其通解公式
12.
Properties of Solutions of the Third Order Polynomial-like Iterative Equation and Generalization of Functional Equations for the Square Root Spiral;
三次多项式型迭代方程解的性质与二次螺线根方程的推广
13.
Of or relating to geometric surfaces that are defined by quadratic equations.
二次曲面的由二次方程式所定义的几何平面的，或与其有关的
14.
a biquadratic equation [ root ]
四次方程式[乘根]
15.
In this paper, the problem of limit cycle for a cubic system is studied.
讨论三次系统(方程式略)的极限环问题。
16.
The Formula of Particular Solution to 2-order Linear Inhomogeneous Differential Equation with Constant Coefficients;
二阶常系数线性非齐次方程的特解公式
17.
Special Integral Form of Order 2 Constant Coefficient Innomogeneous Linear Differential Equation;
二阶常系数非齐次线性微分方程特解形式
18.
A method for second order linear differential equation with constant cofficients;
二阶常系数非齐次线性微分方程的公式解