查询词典 exact solution

In this paper, the influences of the concentration and the drawing property of PAN/DMSO solution on the surface structure of the fiber were investigated on the basis of the study of the viscosity of PAN/DMSO solution.

在研究了聚丙烯腈／二甲基亚砜纺丝溶液粘度特性的基础上，初步探讨了纺丝液中PA N的质量分数与纤维的可牵伸性及致密性的关系。

In order to facilitate the first step of the transition, the thesis defines and constructs a Domain Solution Tree, then determines the dimensions and design rules of the Design Space according to the elements of the Domain Solution Tree.

进而以测试领域为例，研究了问题空间元素（领域解题树中的各类节点）与设计空间元素之间的对应关系，为实现由分析到设计的无缝转换奠定了基础。

The backward heuristic search algorithm BHAO for general AND/OR graphs is presented, in terms of newly-defined heuristic function h and the principle that every subtree of the optimum solution tree is also optimum solution one.

根据新定义的启发式函数h以及广义AND／OR图的最佳解树之所有子树亦是最佳子解树的原理，提出了广义AND／OR图的自底向上的启发式搜索算法BHAO。

Using different concentrations of PEG solution simulated drought stress, measured PB86, PR107, RRIM600 and GT1 rubber tree seedling leaves relative water content, the relative conductivity, malondialdehyde, soluble sugar content, superoxide dismutase, 8 physiological indicators, and their changes in the law, and using principal component analysis, membership function analysis, correlation analysis grey mathematical statistical methods, such as the evaluation of four strains of rubber tree seedlings and with the drought resistance the relevance of indicators; at the same time analysing the use of hypertonic solution screening rubber tree seeds and the drought resistance of different rootstocks on 7-33-97 budding seedlings of the impact of drought that rubber tree planting material and rootstocks drought assessment, and provide a theoretical basis choice.

利用不同浓度的PEG溶液模拟干旱胁迫，测定了PB86、PR107、RRIM600和GT1橡胶树实生苗叶片相对含水量、相对电导率、丙二醛、可溶性糖含量、超氧化物歧化酶等8项生理指标，研究了它们的变化规律，并利用主成分分析、隶属函数分析、灰色关联分析等数理统计方法评价了4个品系橡胶树实生苗的抗旱性及其与各指标的相关性；同时分析了利用高渗溶液筛选的橡胶树种子的抗旱性以及不同砧木对热研7－33－97芽接苗抗旱性的影响，以为橡胶树抗旱砧木和种植材料的评价、选择提供理论依据。

The ξ-efficient solution in vector optimization problems in an important solution concept.

在向量优化问题中，研究向量优化问题解集的稳定性是非常重要的[1-13]。

The decomposition realizes with the C language, solution system of linear equations, but also may realize the solution vector one procedure

用C语言来实现的，求解线性方程组，还可以实现解向量的一个程序。

In this paper,the Riemann boundary value problem for bianalytic vector function s is investigated using the theory of boundary value problem for analytic functions,we have not only found the solution method for bianalytic vector function s,but also established an explicit form of the general solution and the conditions for the solvability of the above problem.

利用解析向量函数边值问题理论，提出了双解析向量函数的R iem ann边值问题，并研究了问题的解法和解的一般表达式及可解性条件，得到了相应的可解性定理，同样方法可解决多解析向量函数的边值问题

Taking SeaWinds as an example, according to the multiple solution problem of wind vector retrieval and its ambiguity solution property, a wind vector retrieval algorithm was designed, which was based on the dynamic clustering niche genetic algorithm.

以SeaWinds散射计为例，根据风矢量反演的多解问题和模糊解特性，设计了一种基于动态小生境遗传算法的风矢量反演算法。

To improve the robust characteristic s , the paper makes use of nonlinear constraint method is used to optimize the weight vector of adaptive pattern. The final solution of weight vector is different from alterable diagonal loading and the unknown parameter in optimum optimal solution can be obtained easily and accurately.

为了提高算法的稳健性，本文采用非线性约束方法对进行优化，的优化解在形式上不同于可变对角加载类算法，且优化解中的待定参数容易准确求出。

Taking SeaWinds as an example, according to the multiple solution problem of wind vector retrieval and its ambiguity solution property, a mind sector retrieval algorithm was designed, which was based on the dynamic clustering niche genetic algorithm.

以Sea Winds散射计为例，根据风矢量反演的多解问题和模糊解特性，设计了一种基于动态小生境遗传算法的风矢量反演算法。

Researches reveal that students who suffer from corporal punishment tend to resort to violence in their future life.

研究表明遭受过肉体惩罚的孩子倾向于在他们今后的人生中使用暴力。

Total sugar of sarcocarp and chlorophyll of pericarp increased firstly, and then decreased afterward along with altitude; Titratable acidity, ascorbicacid and anthocyanin of pericarp were increased along with altitude; The content of protein increased firstly and decreased afterward along with altitude; Carotenoid of pericarp were decreased along with altitude.

果肉总糖和果皮叶绿素含量随海拔高度升高先升高后降低；可滴定酸、维生素C和果皮花青苷含量均随海拔升高而升高；蛋白质在1720m处最大，1420m处最小；果皮类胡萝卜素随海拔升高而降低。