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.
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。
3.
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。
4.
a branch of algebra dealing with quadratic equations.
有关二次方程式的代数分支。
5.
X2+3X+2=12 is a quadratic equation.
X2+3X+2=12是一个二次方程式。
6.
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
7.
an equation of the first [second] degree
一 [二] 次方程式
8.
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
9.
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
10.
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
11.
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
12.
a biquadratic equation [ root ]
四次方程式[乘根]
13.
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
14.
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
15.
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
16.
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
17.
The Solution of Two Variables Non-homogeneous Ordinary Differential Equation with Constant Coefficients
二阶非齐次常系数微分方程解的表达式
18.
A cubic expression, curve, or equation.
三次表达式，三次曲线，三次方程