1.
The Method of Quadratic Constant Variation for Solving Several Kinds of Nonlinear Differential Equations;
用二次常数变易法解几类非线性微分方程
2.
Interferometric Testing the Vertex Radius and Conic Constant of a Conic Surface
干涉法测量非球面顶点半径和二次常数
3.
The Reduction of Qrder for Seconderorder Linear Homogeneous Equation of Coustant Coefficients
二阶常系数线性齐次方程的降阶代换
4.
Cardinal numbers: Normal sequence of numbers, one, two, three, as compared with ordinal numbers, first, second, third, etc.
基数:数字的常规次序,如一,二,三等;以别于[序数],如第一,第二,第三等.
5.
Study for Tuberculosis Models with Reinfection and Constant Immigration;
带有二次传染和常数移入的结核病模型的研究
6.
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
7.
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
8.
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
9.
New Method Solves Second-oder Homogeneous Line Differential Equations with Constant Coefficients
求二阶常系数齐次线性微分方程的通解新讲
10.
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
11.
A new method,try to solve special integral of order 2 constant coefficient innomogeous linear differential equation
二阶常系数非齐次线性微分方程特解求解方法
12.
The Solution and Teaching of Second Order Non-Homogeneous Linear Differential Equation With Constant Coefficient
二阶常系数非齐次线性微分方程的解法及教学
13.
A Consistent Method for Getting Special Solutions of Common Two Order Linear Non-homogenous Differential Equations;
常见二阶常系数线性非齐次微分方程特解求法的统一
14.
The Relation between Solution and Coefficient of the Second Order Variable Coefficient and Homogeneous Linear Differential Equation;
二阶变系数齐次线性常微分方程(特、通)解与系数的关系
15.
Particular Solution of two Different Kinds of Second order Non-homogeneous Linear Differential Equation with Constant Coefficient by the Method of Undetermined Coefficient;
用待定系数法求两类二阶常系数非齐次线性微分方程的特解
16.
Number of entries Single Double Multiple Duration of each stay
拟入境次数 一次 二次 多次 每次停留天数
17.
An important case is the linear homogeneous second-order differential equation with constant coefficients.
一种重要的情形是常系数二阶线性齐次微分方程。
18.
A Simple Solntion to a Non-homogeneous Liner Differential Equation with the second Order Constant Coefficient;
二阶常系数非齐次线性微分方程通解的一种简单算法