查询词典 exponential integral

And the double integral values which cannot be integrated are found by way of the method of numerical integral and the overlap principle.

地下开采煤层的分布形式多种多样，平面分布形式的煤层仅是曲面分布形式煤层的一种简单情况。

Minute of Double Integral formula for the Matlab procedures, without oscillation function for the Double Integral good results!

复化simpson公式求二重积分的matlab程序，对于无振荡函数的二重积分效果很好！

In this paper, a method is proposed to estimate the plastic zone size, by extending the Dugdale model to three dimensional (3D) crack problems and the crack opening displacement at the tip of a sptatial penny shaped crack by combining the Barenblatt Dugdale model with the principle of 3D J integral, then the relationship between J integral and COD is obtained.

将Dugdale模型推广到三维裂纹问题计算了圆盘状裂纹前缘塑性区尺寸，并结合断裂力学中的Barenblat－Dugdale裂纹模型和三维J－积分原理计算了圆盘状裂纹前缘张开位移，得到了J－积分与裂纹张开位移的关系。

First of all, Newton-Cotes integral formula is used to calculate the special solution of nonhomogeneous equation in Duhamel integral form for linear system.

首先对于线性问题，利用等步长的Newton-Cotes积分公式计算非齐次方程Duhamel积分形式的特解。

The deflection pulse response function in the general Duhamel integration is got by using integral transform and the program of corresponding numerical inverse integral is worked out.

采用积分变换的方法，求得了广义Duhamel积分式中的弯沉脉冲响应函数，并编制了相应的数值积分逆变换程序。

By using generalized Duhamel's integral and integral transform, this paper investigates random response of an infinite beam on the Kelvin viscoelastic foundation subjected to a moving load.

利用广义Duhamel积分和积分变换，研究了粘弹性Kelvin地基上无限长梁在运动的线源平稳随机荷载作用下的随机响应。

By using the Euclidean algorithm and invertible linear transformation over an integral ring, the solution of integral indeterminate equations of the first degree was investigated in theory, and its matrix solution based on the elementary matrix transformation was proposed.

用欧几里德算法和整数环上的可逆线性变换，从理论上对整数一次不定方程组的解进行了深入研究，提出了用矩阵的初等变换求解整数一次不定方程组的矩阵解法，并利用MATLAB数学软件开发了相应的计算机程序。

According to Munk and MacDonald, the first integral in Equation (1) could result in an amount of stored energy equal to the second integral.

按照Munk和 MacDonald报告内容，方程式（1）中的第1项积分将导致能量的存储过程，并与第2项积分数值相等。

The resonance integral is often called an exchange integral .

共振积分常常叫做交换积分。

Next, cooperate business door can exchange platform through this advertisement, the ad that sells a website go up will exchange platform integral, use these integral, the high grade advertisement that can exchange other website easily to offer again.

然后，合作商户即可通过该广告交换平台，出售网站上的广告位来换取平台积分，使用这些积分，又可以轻松换取其他网站提供的优质广告位。

In this new architectural plan the Garden of Golgotha came to be at the centre of the new city.

Aelia 是高举他自己，并在此城内朝拜罗马诸神。

The continuous nature of peat accumulation means that terrestrial coaly rocks may provide a higher resolution and more complete record of base-level change than the time-equivalent shallow-marine strata, thus enabling the identification of highfrequency cycles that are not recorded in themarine strata.

泥炭积累的持续性质的手段，陆地coaly岩石可提供较高的分辨率和更完整的记录基准面变化的影响时，相当于浅海阶层，从而使确定的高频周期，不记录在themarine 阶层。