查询词典 gauss seidel method

This method has some excellent characters such as quick speed, automatic deleting of yawp points. Topologic reconstruction method gets the optimized meshes by reconstructing the umbrella shape of every point and deleting antipathic triangles. This method has wide applied range and quick speed.

点集拓扑重建算法是采用局部构造的思想，对每一个点构造它周围的伞形，最后得到整体的三角网格，并对网格中的不相容三角形进行删除，最后得到优化的三角网格，该算法适用范围广，并且速度较快。

This article mainly established the analysis method to extract the oxine-copper residues in cucumber and soil with ion pair of antiphase HPLC and Ultrasonic-assisted solvent. This method mainly uses XBridge C18 column and UV detector by using waters phase of phosphatic buffered solution/acetonitrile (60:40, by vol) as mobile phase with 0.8 mL/min flow ratio and UV detection at 250 nm. The residue time was 4.71 minute. Accuracy, precision, and sensitivity of the method all satisfy the demands of pesticide residue analysis.

建立了黄瓜和土壤中喹啉铜的超声波辅助溶剂提取－反相离子对高效液相色谱法的残留分析方法，该方法使用XBridge C18色谱柱和可变波长紫外检测器，并以水相磷酸盐缓冲溶液－乙腈（体积比为60：40）作流动相；流速为0.8 mL/min；检测波长为250 nm；保留时间为4.71 min；该方法的准确度、精密度及灵敏度均满足农药残留分析的要求。

A special antisymmetric structure is proposed, and based on it, the direct design method is given to design the anti-synchronization controller. To prevent the controller design by active control method from indiscrimination, a simplified judging method of negative definite matrix is introduced to give the anti-synchronization active design of controller.

提出了一种特殊反对称结构，基于此给出了反同步控制器的直接构造法；针对主动控制法设计控制器的盲目性，引入了判定矩阵负定的简化方法，给出了实现反同步的主动控制法。

Combined Latin hypercube sampling with antithetic variable method, the method introduces the sampling method into missile accuracy analysis, to decrease sampling numbers and keep simulation precision.

其将拉丁超立方抽样与对偶变数法相结合的抽样方法引入导弹精度分析，保证仿真精度的同时减少抽样次数。

Stability analysis of Sanjiaoping slope under diverse work condition indicates that the result of strength reduction method is approximate to classical limit equilibrium method. The shape and the position of sliding surface are similar. So, the suggested method is rational.

通过对三交坪边坡不同工况下的稳定性分析表明，强度折减所确定的边坡安全系数与传统极限平衡法所得的结果十分接近，滑面的形状及位置也极为相似，因此认为该方法是合理可行的。

A special investigation was made in some of the arithmetic,including image sequence difference method,backdrop method,luminous flux method,etc.

对其中一些算法作了着重的研究，其中包括图像序列差分法、背景差分法、光流法等，进一步的分析了这些算法所存在的优缺点，并对图像序列差分法做了改进。

Finite Element Method is an important means of engineering subject and has been proved to be a common method in many subjects. However, disadvantages still remained. During the structural analysis, large amount of high-order units were used in order to ensure the precision of arithmetic solution when using Finite Element Method to do discrete processing. This will cause high order of coefficient matrix of corresponding equation group.

有限元方法是工程学科的重要工具，被证明为在许多科学和工程领域中连续物理系统模拟的一种普遍方法，但缺点是随着工程结构分析问题越来越复杂，在结构分析中，为保证数值解的精度，在使用有限元方法离散处理时，往往要用大量的高阶单元将结构剖分得很密，这时相应的代数方程组的系数矩阵的阶数很高，即使用目前速度最快的串行机来进行求解，费时仍然太多且问题的规模受到内存容量的限制。

There are some traditional methods for the financial risk measurement such as the simple arithmetic method, Mean—Square method and the VaR method, etc, which was pulled out and developed ten years ago.

传统的对于金融风险的度量方法已有很多，主要包括简单算术法、均值—方差分析方法和最近十年来发展起来的VaR方法。

Introduced a graphical method ﹑ simplex method ﹑ artificial variable ﹑ dual simplex method and the solution of several basic advantages and disadvantages. Some of the basic methods of improvement.

介绍了图解法﹑单纯形法﹑人工变量法﹑对偶单纯形法几种基本解法及其优、缺点，以及对几种基本方法的改进。

Introduced a graphical method ﹑ simplex method ﹑ artificial variable ﹑ dual simplex method and the solution of several basic advantages and disadvantages.

本文初步阐述了线性规划产生的历史背景，发展概况，从线性规划问题问题出发，建立相应的数学模型，进而对线性规划有了更理性、更深层的认识。

The dissecting of samples in group2 were difficult. The root of pulmonary artery and ascending aorta failed to be unfolded because fibrous tissue was tough, right and left fibrous trigone were too firm to be solved by hand. Cardiac muscle fibers couldn't be stripped along myofibrillar trajectory since they were prone to break because of their friability.

组2的心脏解剖困难，表现为纤维组织坚韧，游离肺动脉非常困难；徒手无法松解左、右纤维三角，肺动脉和主动脉根部的游离非常困难；心肌纤维坚硬、质脆，解剖时容易断离成碎块，无法沿纤维走行方向剥离。

We have battled against the odds in a province that has become increasingly violent.

我们对在一个争夺日益激烈省的可能性。