积分的

Intergral approximate calculation is widely used in many practical projects.

0引言积分的近似计算是实际工作中最常碰到的数学问题之一，例如在原子能科学技术领域和武器装备论证时会出现许多复杂的单重与多重积分。

The approximate calculation of integrals has a wide range of applications in many practical engineering, in fact a big problem of integrable system is the issue of high-dimensional points in the irregular region.

积分的近似计算在许多实际工程的应用十分广泛，可积系统的一大类问题事实上就是不规则区域上高维积分问题。

The integral on infinite interval is an indispensable part of the theory of integral.

中文摘要：无穷区间上积分的讨论是积分理论中不可缺少的一部分。

The upper limit t and varable t in the integrand in Boltzmann hereditary integral are expressed as different forms, and explained as another meaning in this paper.

对以往遗传积分的表达式中积分上限t和被积函数中变量t给以不同的解释。

Based on the special matrix operations including Kronecker product, Hadamard product and vectorization, the integration of monomial integrand on simplex domain is expressed in matrix form and a recursive formula for the simplex integration is presented.

基于Kronecker积、Hadamard积和拉直等矩阵特殊运算，将单项式函数在单纯形上的积分表示为矩阵形式，提出了单纯形积分的递推公式。

Their properties and the connection with Lebesgue integral sum and integral are studied.

研究了它们自身的性质及与勒贝格积分和、勒贝格积分的关系。

After introducing the concept of fuzzy measures and Choquet fuzzy integral, information fusion for target recognition can turn into generalized Lebesgue integral of recognition result with respect to the degree of importance of source.

引入模糊测度和 Choquet 模糊积分的概念后，信息融合目标识别可转化为各信源识别结果关于信源重要程度的广义 Lebesgue积分。

It is derived by the origins of numerical approximation integration and introduces some important methods of numerical integration in detail in the dissertation.

本文从数值近似积分问题的产生出发，详细介绍了一些数值积分的重要方法。

The symplectic preserving property of the numerical methods was guaranteed by the canonical transformation, and the energy in the integration time can be adjusted to be constant by changing the parametric variable.

正则变换保证了数值积分的保辛性质，而通过调整引入的〖HT5"H〗参变量〖HT5"SS〗可保证能量在积分格点上守恒。

Hard working points can be gained in the event that cannot earn gold coins by working for Global village Mutual capital pluralistic system, the hard working points have the circulated function as gold coins, also can be used to pay for the product in installments, in additionally hard working points have the unique function that can be equivalently upgrade to active points｝.

在地球村悬赏网做兼职赚不到金币就会有勤劳积分，不仅可以有自充金币的流通功能，可以用来分期供产品，也是唯一可以拥有等值升级成为活跃积分的功能｝。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。