semidefinite quadratic form

metric normal form of quadratic form

二次形式的度量标准形式

Mating Critically Infinite and Quasi-starlike Quadratic Polynomials

临界无限的类星形二次多项式的粘合

The Second Development System of Generator Support with Ring Type Beam in Hydroelectric Power Station;

水电站环形梁柱式机墩二次开发系统研究

An Inequality of Quadratic Form of the Three Variables Referring to the Three Triangle;

一个涉及三个三角形的三元二次型不等式

The Characteristic Values and the Standard Form of a Quadratic Form Represented with a Real Symmetrical Determinant;

实对称行列式表示的二次型的特征值与标准形

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

Research of the feedback adjustment interpolation algorithm for non-parameter form conic curve

非参数形式二次曲线反馈插补方法探讨

an equation of the first [second] degree

一 [二] 次方程式

They are not second-order approximations, but are exact for any amount of deformation.

它们不是二次近似，而是对任何变形量都成立的精确表达式。

An earlier policy of "One country, two systems"?;

“一国两制”的初步形式——对第二次国共合作的一种分析

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

Analysis on The Condition of Factorization of Inhomogeneous Dual-variable Quadratic Polynomials;

二元二次非齐次多项式因式分解的条件分析

Given a response surface equation in quadratic form, the Six Sigma Black Belt will be able to compute the stationary point.

给出一个二次方程式形式的响应曲面公式，6西格玛黑带应能计算出驻点。

A proof that broken-wheel graphic arrangements are quadratic

破轮图所决定构形为二次构形的证明

Inverse formula of polynomial automorphisms in plane Jacobi cojecture;

二元二次Jacobi猜想的求逆公式

second fundamental form of a surface

曲面的第二基本形式

Dibasic acids can form acid salts.

二元酸能形成酸式盐。

The Second form of Eisenstein Discriminance;

Eisenstein判别法的第二种形式