积分的

Some closedforms of formulae are also obtained for the evaluation of the Cauchy prin-cipal integrals over quadratic boundary elements and linear internal cells of2-D problems.

通过采用以上各种技术成功地解决了三维弹塑性有限形变问题边界元法中最关键的数值积分的精度和效率问题。

On a certain direction the change of energy spectrums relates closedly to the exchange integral in the direction.

沿某一方向能谱的变化与此方向上交换积分的变化密切相关。

In order to analyze the asymmetrical causation of precipitation distribution, NCEP reanalysis data are used to calculate water vapor flux vector of the vertical integration.

为了分析产生降水非对称的原因，又利用NCEP(the National Centers for Environmental Prediction)再分析资料计算了垂直积分的水汽通量矢量。

Computing complex argument Fresnel integral is a difficult problem meeting in electromagnetic scattering of lossy dielectric wedges.

摘要复宗量菲涅耳积分的计算，是有耗介质劈电磁散射中遇到的一个难题。

In this paper a concept of mini-warped domain is presented and the hourglass forces are calculated based on it.

3对汽车碰撞和冲压成形过程的仿真基本上采用显式时间积分的格式。

Because, discriminate functions, function and a series of parameter improper integral. We uniform convergence is research foundation of many mathematical problems.

因为，判别函数列、函数项级数以及含参量反常积分的一致收敛是研究许多数学问题的基础。

To perfect it,this paper,by using the basic knowledge in definite integral Newton—'Leibniz formula,offers an applied method of definite integral,partial quantity function infinitesimal calculus method,which is both theoretically reliable and easily applied.

一般教材都使用"微元法"给出被积函数，这一方法在理论上并非严格，为弥补该方法在理论上的不足之处，将定积分的应用方法总结为"部分量函数微积分法"。

The purpose of this paper is to give a simple formula to the integral on major arcs of the circle method in the even Goldbach problem.

给出圆法在Goldbach问题应用中优弧上积分的一个简化表示式，这个表示式是进一步研究偶数Goldbach问题的基础。

Limits provide the means of defining the derivative and integral of a function.

极限提供了定义函数的导数和积分的方法。

In this paper, a new technique (so-called large-step wavefield depth extrapolation method), that is based on the Lie algebraic integral of operator's phase to compute depth extrapolation operator efficiently, is proposed.

本文提出一种基于"算子相位"李代数积分的快速计算延拓算子的方法，称为大步长波场延拓方法。

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。