1.
The Packet Integral Factor Method of First-order Symmetrical Shape Non-exact Differential Equation
一阶对称形非恰当方程的分组积分因子法
2.
A Sufficient and Necessary Condition of Pufa Equation to Possess Integral Factor;
普法方程有积分因子的一个充要条件
3.
To Solve the Problem of Nomial Linear Differential Equation with Factorization Integral;
用因子配导积分法解一阶线性微分方程
4.
Analysis of accumulation factors in the calculation of wieghts and application;
层次分析积因子位次赋值求权重方法及应用
5.
Application of Accumulation Factor in Analytic Hierarchy Process in Farm Machinery Selection
层次分析积因子法在农机选型中的应用
6.
Kinetic energy factor-hydrops height method of diagnosing situation of bottom hole liquid loading in gas well
动能因子-积液高度法诊断气井积液
7.
A Discuss of the Admission Group for Method of Seeking the Integral Factor for First Order Obvious Differential Equation;
一阶显式微分方程的许可群求积分因子方法探讨
8.
Method of Quadrature For Some Special Integrating Factor and Applications in The Differential Equation;
几种特殊类型积分因子的求法及在解微分方程中的应用
9.
Two-dimensional Stress Intensity Factors by BEM with Crack Closure Integrals
边界元法结合裂纹闭合积分求二维裂纹应力强度因子
10.
Existence Conditions of Integrating Factors for First Order Ordinary Differential Equations
一阶常微分方程积分因子存在性条件
11.
Double integral research based on PSO
基于粒子群算法的二重积分方法研究
12.
Numerical Integral Method Research Based on PSO
基于粒子群算法的数值积分方法研究
13.
A new factor appears under the integral sign.
积分号内出现了一个新的因子。
14.
The Condition of Equivalence and Implication for the Existence of the First Class Integrating Factor;
一类积分因子存在的充要条件及应用
15.
The New Existence Theorem Of Complex Integrating Factor and Its Application;
新复合型积分因子的存在定理及应用
16.
Two special integrating factors of a non-complete differential equation;
一个非恰当方程的两类特殊积分因子
17.
Research on the Model of Matched Springboard in the Stretching Stage of Jumping;
积极蹬伸“合板”的模型探究和因子分析
18.
The Analysis of Pathogeny and Diagnostic Method on 558 Cases Pleural Effusion;
胸腔积液558例病因及诊断方法分析