积分的

The existence of periodic solutions of a neutral integro-differential equation with infinite delay was studied.

摘要本文考虑具无穷时滞中立型积分微分方程周期解的存在性。

The formulated shape functions have the property of delta function and the essential boundary conditions can be applied as easy as in conventional finite element method.

然而，在紧支径向基函数点插值方法的实现过程中，仍需要背景积分网格进行辅助计算。

The sensor output may be determined by stress changing, inductive loop denseness, magnetic field and magnetic permeability.

在外力缓慢变化的情况下，可通过求感应积分电压得到外力。

You can use the phone integral to the designated shopping.

你可以用手机积分到指定的商场购物。

Then the integral equation for determining the unknown forces in the problem can be changed into the algebraic one and solved numerically so that crack DSIF can be determined.

其次，推导了圆孔、裂纹对SH波散射的定解积分方程组，进而求得裂纹尖端动应力强度因子。

A path independent line integralof the deviator strain energy is proposed by the authors.

在线弹性情况下，推导出了积分与应力强度因子KI的关系。

In section 2 of chapter 2, we obtain the integral expression of Ф and prove the twice-continuous differentiability in (0,+∞).

在第三章第二节，我们得到了Ф的积分表达并证明了其二次连续可微性。

In section 3, we take account of Ф〓,Ф〓. Their integral expressions and twice-continuous differentiability are also obtained.

在第三节中，我们考虑Ф〓，Ф〓，它们的积分表达和二次连续可微性也被得到。

Based on initial condition, during certain time span, numerical analysis method of differential equation, algebra iteration and optimization method are used to solve response of generalized system and to analyze stability of generalized system.

从初始条件出发，在一定时间长度上，采用微分方程数值积分法、代数迭代和优化方法来求解系统响应，获得非线性广义系统稳定性的数值分析方法。

We will study the principle of integration by parts in the application of differential and integral calculus .

我们将探讨分部积分法在微积分问题化归中的应用规律，并对该数学方法进行示例。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。