This paper gives a method to solve double integration by integral subsection integration.
本文给出了用定积分的分部积分法求解二重积分的一种方法。
Study of computation method of calculating double integral related with the general mathematic softwares;
常用数学软件包中二重积分处理方法研究
The Integral Limits Ascertaining in Double Integrals Calculation;
二重积分计算中积分限的确定
Calculates volume of revolving body with double integral;
用二重积分求旋转体的体积
And then,we compound it to obtain the compound formula,and extend these formulas to the double integrals again.
然后将其进行复合,得到复合公式,并将复合公式推广到计算二重积分。
The variables change formula in double integrals often is proved by the geometry method in many teaching materials.
在一般教材中二重积分变量代换公式的证明通常采用几何的方法,也有部分数学分析教材给与了严格的分析证明,但证明不便直观的几何说明。
The purpose is to study modules of double crossproducts D(X,A) of Skew_Hopf pairs (X,A).
研究了Skew_Hopf对的二重交叉积D(X ,A)的表示模 ,得到了M成为D(X ,A)的表示模的充要条件 ;D(X ,A)_模与量子Yang_BaxterX_模、A_模之间的联系也被揭示出来
Rough area and double rough integrals;
粗区域生成与二重粗积分
■-double rough integrals and recognition of the system
■-二重粗积分与系统识别
The rough regular curve of the function S-rough sets is dynamic,it provides the theoretical support for the research of system rules,and lays the theoretical foundation for the appearance of double rough integrals,the appearance of double rough integrals provides a effective tool for the research of energy change.
函数S-粗集的粗规律曲线是动态变化的,对于研究系统中的规律,提供了理论支持,这为二重粗积分的出现奠定了理论基础,二重粗积分的出现又为研究能量变化提供了一个有效的工具。
Applications of the Proof on the Integral Inequality by Double Integral;
二重积分证明积分不等式的若干应用
Discussion on the Pedagogy of Concept of Limit,Definite Integral and Double Integral;
极限、定积分、二重积分概念教法之探讨
Solving the problem of Definite Integral by Means of Double Integral;
利用二重积分解决有关定积分的问题
Double integral research based on PSO
基于粒子群算法的二重积分方法研究
Using special integrating region and special integrand to simplify calculation of double integral;
利用特殊积分区域及特殊被积函数简化二重积分计算
Constructing System of Inequalities to Calculate the Square of Plane Figure and Double Integrals by Skilfully Using the Boundary Line;
巧用边界线建立不等式组求平面图形面积和二重积分
On Simplifying Double Integral Operation with Symmetry;
利用对称性简化二重积分计算教学初探
We shall study double integrals over more general sets in the plane.
我们将研究定义在平面上更一般的集合中的二重积分。
Conflict of classroom communication plays both positive and negative roles.
课堂交往冲突的作用具有积极和消极二重性。
The seeond integral is easier to approximate than the first one.
第二个积分比第一个积
The second type, on the other hand, is our recollection of all we have learned: words, concepts, or ideas.
而第二种则是我们对所学知识，如文字、概念和观点的重新积累。
Evaluation of College P.E.Teachers Comprehensive Quality through Dual Fuzzy Integrals;
利用二重模糊积分进行大学体育教师综合素质评估
The calculation of quadruple singular integral in boundary element method of 2-D diffusion equation
二维扩散方程边界元解法中的四重奇异积分计算
Research Progress on the Resistance to Carbon Deposition on the Catalyst for Methane Catalytic Reforming with Carbon Dioxide
甲烷二氧化碳重整反应中催化剂的抗积炭性能研究进展
TREND ANALYSIS OF THE RECYCLING OF HEAVY METALS IN SEDIMENTS OF AHA LAKE,GUIZHOU PROVINCE
贵州阿哈水库沉积物中重金属二次污染的趋势分析
SHAD Super Hole Accumulation Diode
超级孔状积累二极管
secondary volumetric sweep efficiency
二次采油体积波及系数
II) Limit --- Reasonability of Infinitesimal Calculus.
（二）极限----微积分的合理性.