You know how to compute a double integral of a function.
要懂得如何计算一个函数的二重积分。
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。
Then I can actually -- --replace the line integral for flux by a double integral over R of some function.
那么我就能名正言顺地,用R上的某个函数的二重积分来替代通量的线积分。
Once you have computed what this guy is, it's really just a triple integral of the function.
一旦需要计算这个积分，只需要计算这个函数的三重积分。
It tells you, if you take the line integral of the gradient of a function, what you get back is the function.
它说，如果你对一个函数的梯度做线积分，就能得到原函数。
Well, if I have a gradient field, then if I try to compute this line integral, I know it will be the value of the function at the end point minus the value at the starting point.
如果有一个梯度场，然后想计算线积分，我知道积分值是,起点的函数值减去终点的函数值。
The way we actually think of the double integral is really as summing the values of a function all around this region.
就二重积分来讲,它是对区域里函数值求总和。
Cv So, for Cp and Cv, these are often quantities that are measured as a function of temperature, and one could, in fact, calculate this integral.
一般cp和，都是温度的函数，因此实际上，我们可以将这个积分计算出来。
One way to think about it, if you're really still attached to the idea of double integral as a volume what this measures is the volume below the graph of a function one.
一种考虑这个问题的办法是，如果你还觉得，二重积分是求体积的话，那这个度量的，就是函数1的图形下的体积。
The area R is the double integral over R of a function one.
区域R的面积是函数1在R上的二重积分。
Though we do it without thinking, keeping track of time is integral to the brain's function, keeping our senses and our actions ordered in a chronology that we then recall in the form of memory.
虽然我们并没有下意识地去做，记录时间轨迹却是大脑不可或缺的功能，当我们回想过去时，回忆中感觉和行为也是以时间顺序呈现。
This paper mainly discusses a special kind of complex function — contour integral.
本文主要讨论一种特殊的复变函数的积分——周线积分。
A part of results on magnetic vector potential of circular loop are expanded, so the integral function is transformed to integrable series.
采用将圆电流磁矢势表达式中一部分展成级数，使被积函数变成可积分的函数。
The process of decomposing a function of time or space into a sum (or integral) of sinusoidal functions (sines or cosines) with specific amplitudes and phases.
把一个时间或空间函数分解为具有一定振幅和相位的正弦函数(正弦和余弦)之和(或积分)的过程。
In this paper, it gives a criteria of convergence of infinite integral about the positive function and expands it on the defect integral.
主要探讨了从函数自身的性质判定无穷积分敛散性的方法，并将其推广到瑕积分。
Integral that upper limit of integral is variable is a important theory, results of operation is function forma after all.
变上限积分是积分学的一个重要理论，其运算结果仍以函数的形式体现。
It is an integral form of the wave equation in which the wave function at a point is represented as the sum (integral) of contributions from a surface enclosing the given point.
它是波动方程的一个积分形式，它表示某点的波函数是围绕该点的面对该点贡献的和(积分)。
The solution in integral form of Green's function of a point source in infinite space is analysed.
分析无穷空间点源扰动函数积分形式的解。
These finite integral expressions contain apparent viscosity, which is a function of the rheological properties for non-Newtonian fluid.
这些表达式以定积分的形式表示，表达式中含有一个函数——视粘度，它可以根据具体的流体的流变特性确定。
The integration by second substitution is an important method of calculating indefinite integral, it has a certain application, it usually applies to calculate some integrals of irrational function.
第二换元积分法是求函数不定积分的一种重要方法，具有一定的适用范围，对某些无理函数的积分的求解通常使用该方法。
High order valve CAM is a kind of integral function CAM and used widely.
高次方凸轮是目前应用较广的一种整体式函数凸轮。
Integral that upper limit of integral is variable is a important theory, results of operation is function forma after all. Research this kind of function, get a few theorem.
变上限积分是积分学的一个重要理论，其运算结果仍以函数的形式体现。研究这类函数，得出几个颇有理论意义的定理。
By using the limit theory, we discuss and prove the asymptotic properties of mean point in integral mean value formula for a complex function.
利用极限理论，给出了复函数积分中值公式的“中值点”的渐近性的简洁证明。
The scarf of Xincheng is a multi-function private enterprise that gathers the development and design, process, produce, sells for the integral whole.
鑫诚围巾是一家集开发、设计、加工、生产、销售为一体的多功能私营企业。
The integral of the tabulated function can be found by forming a summation series.
表列函数的积分可用列出和的系列求出。
This paper give a series Integration formula of indefinite integral by inverse function method, which use the relationship of a function and its inverse function and the Integration by parts.
由原函数与反函数的关系、分部积分公式以及变量代换得出利用反函数法求不定积分的一系列积分公式。
A new approach to numerical solution of the boundary-value problems of static-electric fields, the Modified Green Function kernel integral equation and its moment-method solution, is presented.
本文采用修正格林函数积分方程的矩量法数值解技术求解静电场边值问题。
Firstly, the simplified model of the single inverted pendulum system is analyzed, and then designed a digital optimal controller with integral function.
通过对单级倒立摆系统的简化模型分析，设计了带有积分环节的数字最优控制器。
By using the generalized support function, we can get the integral for the power of chords of a convex set.
本文研究了凸域内定长线段的包含测度问题，利用广义支持函数和限弦函数，得到了一类特殊凸域的包含测度。
By using the generalized support function, we can get the integral for the power of chords of a convex set.
本文研究了凸域内定长线段的包含测度问题，利用广义支持函数和限弦函数，得到了一类特殊凸域的包含测度。
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