例如，这种理论模型允许用更有效的等价操作来代替关系代数操作同时不影响结果。
This theoretical model allows, for example, that relational algebra operations to be replaced by more efficient equivalent operations whereas not interfere with the result.
其实概念一点儿不复杂，只要有些简单的代数知识，你也能心算，这样谈判起来就更有效了。
The concepts are actually not complicated, and with a few simple algebraic tips you will be able to do the math in your head as well, leading to more effective negotiation.
说明了用组合分析方法证明代数恒等式的有效性和实用性。
It shows the effectiveness and practicability of the approach to prove algebraic identies with combinatorial analysis.
代数动力学方法便是求解该系统的一种有效方法。该方法利用系统的代数结构使系统按照动力学规律随时间演化。
Algebraic dynamical method is an effective method to deal with the dynamical evolution of such systems by making use of its algebraic structure.
在这个理论中，它把经典的数学方法与现代数学方法以一个极其有效和十分协调的方式结合起来。
Among the theory, it combines the classical mathematics method with the modern mathematics method in a kind of extremely effective and very much coordinate mode.
矩阵分解的校正技术是数值线性代数中最有效的工具之一。
The matrix factorization and its modification is one of the most effective techniques in numerical linear algebra.
递归算法是计算稠密线性代数的一种新的有效方法。
Recursion is a new effective method for computing dense linear algebra.
根据复合材料平均应力与应变关系，获得了预测有效轴向模量的形式简单的代数方程。
Further a group of algebraic equations to predict effective longitudinal shear modulus of multiphase fiber composites were obtained by virtue of the averaged stress strain theorem.
逐次超松弛迭代(SOR)法是求解代数方程组应用较为广泛和有效的方法之一。
The successive overrelaxation (SOR) method is one of the more efficient and widely used iterative methods for solving linear systems.
通过一个简单有效的代数变换，将具有未知输入的系统变换成一个不含未知输入的等价系统；
The system with unknown input is translated into an equivalent system without unknown input by a simple algebraic transformation.
在频域灵敏度分析中，利用计算线性代数系统的偏导数的纯代数方法是简单和有效的。
Purely algebraic methods for computing the sensitivity of linear algebraic system have been proven to be simple and effective in the frequency domain.
基于矩阵多元多项式的带余除法，给出了代数情形多项式组特征列的一种新求法，并举例验证了这种方法的有效性。
Based on the pseudo-division algorithm for multivariate matrix polynomials, a new solving process of characteristic series for algebraic polynomial systems is given.
此方法是用数值计算求解代数方程的比较有效的方法之一，具有一定的理论价值和应用价值。
This new method is of considerable value in theory and application and also is one of the effective techniques for solving algebraic equation by numerical calculation.
数值实验表明这种代数多重网格法对求解二次拉格朗日有限元方程是健壮和有效的。
Numerical experiments show our AMG method is robust and efficient for solving the quadratic Lagrangian finite element system.
将李群李代数理论成功地拓展应用于空间柔性机构系统的分析，验证了该方法的有效性。
The Lie groups and Lie algebras is successfully extended to study the mechanical system with spatial compliant links.
代数特征抽取是一种有效的特征抽取方法。
The algebraic feature extraction is an effective method of the feature extraction.
通过对卡诺结构多维性的分析讨论，推介一种新的几何代数算法，并充分论证其正确性和有效性。
Through commenting on the multiple dimensional character of Karnaugh structure, a new algebra-geometry algorithm with its correctness and efficiency is presented.
文中阐述了由直线和圆弧组成的零件轮廓基点计算的有效方法，并以典型实例介绍了代数法和几何法在基点计算中的应用。
It also expounds effective methods of basic points' coordinates calculation and USES the typical example to illustrate the algebra and geometry in basic points' coordinates calculation.
从代数的观点，作者讨论了摹方阵乘幂问题，得到了定理3。它说明可以代数地构造任意多个有效的算法求解网络上两类最优路问题；
Theo- rem 3 states that in networks it can establish any number of efficient algorithms for optimum path problems of the first and second categories.
它是建立在近代数学最优化方法和计算机程序之上，解决复杂设计问题的一种有效工具，是计算机辅助设计(CAD)应用中的一个重要方面。
It is an available tool based on modern optimization method and computer program, resolving complex design problem. It is an important aspect on computer aided design (CAD).
在分布式并发系统构造过程中，基于进程代数的并发系统模型检测是一种行之有效的减少设计错误、提高系统可靠性的重要途径。
For developing concurrent distributed system, process algebra based model checking is widely considered as a feasible and important approach to reducing errors and increasing system reliability.
变异测试实验表明：该方法能够有效地改善代数测试方法的测试效果。
The experiments show that this method is feasible for improving the test effects of algebraic testing method.
本文以极大极小代数为基础，给出了一种求解水资源最优规划问题的代数算法。最后用实例验证了该法的有效性。
On the base of the minimax-algebra, this paper proposes an algebra method to solve the optimum planning question of the water resources, and this paper proves its effectiveness by a real example.
目前，第三代数字化网络视频监控系统，可实现对大量视频数据实时地、远距离地传输，为人们提供了直观、快捷、有效的信息。
At present, a great deal of video data could be transported timely and distantly by the third generation system. And visual, shortcut and effective information is provided for people.
替代数据方法是判定时间序列中是否具有混沌特性的一种有效方法，本文介绍了该方法中一种基于关联维数的混沌判据。
The surrogate data technique is one of the effective methods to identify the chaos in the time series. In this paper, we introduce a kind of surrogate data method based on correlation dimension.
其中，通过语音传递信息是人们最重要、最有效和最方便的通信和交流方式，语音通信在现代数字通信系统中占有重要的地位。
As speech is the most important, efficient and convenient way in communications, speech communication holds the importance in modern digital communication system.
文章分析了自动交换光网络(ason)一般的保护机制，并为每种保护机制提供了有效性分析的代数公式。
This paper analyzes the general protection mechanisms for ASON and provides for each of them an algebraic formula for the availability analysis.
文章分析了自动交换光网络(ason)一般的保护机制，并为每种保护机制提供了有效性分析的代数公式。
This paper analyzes the general protection mechanisms for ASON and provides for each of them an algebraic formula for the availability analysis.
应用推荐