积分变量

A quantity that has a limit or boundary.The limit of this ratio as the length of the arc approaches zero.

微积分学数学的一个分支，处理单变量或多变量函数的极限、微分以及积分问题

Both of them are the normal distance of the tangent plane at the check point on the limit state surface in the generalized stochastic space and the asymptotic formula for Laplace''s integral respectively.

提出了利用广义随机变量空间失效极限状态曲面上验算点处切平面法线和Laplace型积分渐近公式两种确定任意分布的荷载变量相关下结构的可靠指标的新方法，改进了现行防波堤失效概率计算理论。

In order to get the principle of cell distribution in buffer, the local rate function is obtained, which can be expressed in detail with the help of DuBoisReymond equation and conditional integral. This gives us the system's rate function.

为了能够分析缓存器中分组信息变化的规律，论文首先给出了主干系统的本地速率函数，利用变量积分的DuBois-Reymond方程，给出了本地速率函数所满足的微分方程，在条件积分的约束下求得本地速率函数表达式，由此求得系统的速率函数。

Further more, the equivalent boundary integral expressions of the set of potential functions satisfying the inhomogeneous field equation are rigoro...

获得 Poisson问题的间接变量等价边界积分方程；通过一些例子，详细讨论了传统的外问题和边界积分方程的形式，表明它们不具有普遍适用性

A functional unit whose output analog variable is the integral of an input analog variable with respect to time.

一种功能部件，其输出模拟变量是输入模拟变量相对于时间的积分。

Then, integrating the damage evolution equation by means of variable separation method, an integral expression of stresslife relation can be established.

利用分离变量方法对损伤演化方程积分，得到构件的应力与寿命关系的积分表达式。

This paper discusses the relation of variables and invariames in the course of formationand development of a fold,Using mathematical ways,the elliptical integral relation patternof the arclength .wavelength and amplitude are gained. By using computers,their calculatingprogram is obtained for the purpose of practical application.

讨论了岩层褶皱形成和发展过程中变量与不变量之间的关系，应用数学方法得出了弧长－波长－波幅之间的椭圆积分关系式，且编制了它们的计算机程序以便能进行实际应用，在矿产普查与勘探中具有重要的理论意义。

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。

In study of the truss structural dynamic characteristics analysis, randomness of the structural physical parameters and geomtric ones are all considered. The finite element model of the stochastic truss is built and the random functions of its natural frequencies are obtained by use of the Rayleigh quotient. Employing probabilistic distribution function expression for the random functions, through a series of mathematical processing including determination of limits of integrals, variable substitution etc., the probaabilistic density function for the truss natural frequencies are gained to realige accurate calculation for the reliability of the truss natural frequencies.

考虑结构物理参数和几何参数的随机性，通过构建随机参数桁架结构的有限元模型，利用瑞利商公式获得了结构固有频率随机函数的计算表达式，应用随机函数的概率分布函数表达式，通过确定积分区间、变量替换、积分顺序变换等一系列数学上的处理，获得结构固有频率的概率密度函数，进而实现对结构固有频率可靠度的精确计算。

The variational equations are established for holonomic nonconservative dynamical systems in the high-dimensional ex-tended phase space.

建立了高维增广相空间中完整非保守力学系统的变分方程，并利用系统的正则方程和变分方程证明，可由第一积分直接构造系统的积分不变量，并举例说明结果的应用。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。