查询词典 rational involution

The field exercise indicates that the decision model is rational and practical, and can provide certain reference for the command decision-making of emergency disposal.

实地演练表明，该决策模型在应急指挥决策方案排序与优选是客观合理、切实可行的，能够为应急处置指挥决策提供一定的参考。

And we know by study, so long as system is controllable and observable at the structure over the field F(z of the rational functions in multi-parameters, it is always controllable and observable over the field R of real numbers.

通过研究我们知道，一个系统只要在结构上多元有理函数域(F上是能控能观的，则意味着实数域上该系统实际上总是能控能观的。

The conjugates of an element are the roots of the irreducible polynormial of which the given element is a root. The conjugates of 根号（根号3+1） over the field of rational numbers are

a。题目中的'over the rational numbers'是不是指四次多项式的系数是有理数，怎么能这么表达呢，为什么要强调有理数，系数应是整理罢。

And tower water supply drainage work is compared with in general multilayer building and low tier of buildings water supply drainage work , fundamental theory and reckoning are identical in the field of some , tier of numbers are many because of the tower , the building altitude is big , the building function is broad , building structure is complicated but, what be accepted the external world condition restricting waits, tower water supply drainage work is listed in disregarding being to be still extent on technology depth,have exceeded low tier of buildings water supply drainage work category, The number having the following few characteristics tower water supply draining off equipment is many and, instant the source of water that the rate of flow giving a water yield and draining away water depends on , rational water supply of economy sewerage form and , breathable appropriate treatment draining off pipeline problem and, to ensure that water supply safety is reliable , the administration draining away water unobstructed and defending is convenient.

高层建筑给水排水工程与一般多层建筑和低层建筑给水排水工程相比，基本理论和计算方法在某些方面是相同的，但因高层建筑层数多、建筑高度大、建筑功能广、建筑结构复杂，以及所受外界条件的限制等，高层建筑给水排水工程无论是在技术深度上，还是广度上，都超过了低层建筑物的给水排水工程的范畴，并且有以下一些特点高层建筑给水排水设备的使用人数多，瞬时的给水量和排水流量靠的水源，以及经济合理的给水排水系统形式，并妥善处理排水管道的通气问题，以保证供水安全可靠、排水通畅和维护管理方便。

While analyzing controllability and observability of system over the field F of the rational functions in multi-parameters, we must use the algebraic criteria.

在分析F上系统的能控能观性时，要应用其代数判据，这就要首先求出其F上状态方程系。

The workload is enormous and it is very difficult to guarantee the exactness of the result, so it is very valuable to develop a set of computer-assisted software for founding the state equations and analyzing the correlative properties of system over the field F of the rational functions in multi-parameters.

因此，开发一套建立F上系统状态方程系并能进行相关性质分析的计算机辅助软件便极有价值。

For any RLC electric network given, the software can found its state equation over the field F of the rational functions in multi-parameters very swiftly and effectively, and can analyze its controllability automatically. Moreover there is not any additive restriction for its complexity.

对任意给定的RLC电网络均能十分快捷有效地生成其在F上的状态方程，并能对其能控性进行自动分析判别，而对其复杂程度没有任何附加限制。

This study provides the theroretical basis for rational drug application in controlling the disease during the artificial fingerling breeding of M. asiatticus.

结论］该研究为胭脂鱼人工苗种繁育过程中合理用药防治病害提供了理论依据。

There exists t∈K, such that K/Fq is a finite separable extension, where Fq isa finite field with q elements, k = Fq is the rational function field over Fq.

存在t∈K，使得K/Fq为有限可分扩张，其中Fq为q元有限域， k = Fq是Fq上的有理函数域。

And they got somecodes with better parameters, In [12], San Ling, Harald Niederreiter and Chaoping Xing have constructed a kind of linear codes using elements from any finite extension F_q~s(s≥3) of F_q. The rational functions are linearly combinations of the product ofsymmetric polynomial power.

San Ling，Harald Niederreiter以及Chaoping Xing在[12]中利用F_(s≥3)中元来构造一类线性码，有理函数取对称多项式的幂的乘积的线性组合，这就使码的长度可以任意大。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。