查询词典 variational method

The material job and main conclusion are as follows:(1)A simple boundary orthogonalization procedure independence grids generation method is put forward on the base of algebraic grid generation method; Data structure and computational model on interface are established aiming at blocks of structured grids.(2) SIMPLE procedure is established in nonorthogonal grids by use of the finite volume method and in-depth discusses on special topic such as boundary condition in nonorthogonal grids, deferred correction method and grads compute on calculational nodes, and so on.

本文完成的具体工作和主要结论如下： 1以代数网格生成方法为基础提出了一种简单的、可独立于网格生成方法之外的边界正交化技术；针对分区结构网格系统建立了分区交界面处的数据结构与计算模型； 2利用有限体积方法在非正交同位网格系统中建立了SIMPLE求解算法，对非正交网格系统中的边界条件、延迟修正技术及计算节点的梯度计算等专题进行了深入讨论。

Continuous orthonormalization method, this method avoids those major difficulties with Henyey method and parallel shooting method.

数值计算求解时，我们改进和发展了连续正交归一化方法，设计出了我们自己的计算太阳振动频率和本征函数的程序。

Meanwhile, contrasting with the advanced principles and goals, the paper sets up the annual and quarter performance appraisal model and promotation and selection model, builds up a whole middle-rank cadres"performance appraisal system which concludes 21 items about working feats, 5 items about working attitude, 4 items about working behavior and 7 items about working ability, bring in the method of management by objective, 360o appraisal method, paired comparison method and factor comparison method, explicates the basic procedure of appraisal, builds up a healthy performance feedback and communicating system, widens the practice approach of the appraisal result, and fulfills the advancing design of the assessment of the middle-rank cadres"performance of Lanzhou Power Supply Company.

并对照改进原则和目标，分别构建了年度岗位工作考核模型、季度岗位工作考核模型和选拔任用考核模型，建立了包括21项工作业绩指标、5项工作态度指标、4项工作行为指标和7项工作能力指标构成的干部绩效考核指标体系，引入了目标管理法、360°考核法、配对比较法、因素评价法等考核方法和理念，进一步明确了考核工作基本程序，建立了良好的绩效反馈沟通机制，拓宽了考核结果运用渠道，实现了对兰州供电公司中层干部绩效考核方案的改进设计。

Secondly, point out that meshless method is different from finite element method in handling boundary condition and numerical integral because the approximation function of meshless method is not inserted function, it have itself special methods. Deduces meshless Galerkin essential equation of parabolic partial differential equation with the method ofweighted residuals------Galerkin. Furthermore, discusses the main factors which may effectthe calculation precision and give some suggestion with which can get the best result.

其次，由于无网格法的近似函数不是插值函数，所以无网格Galerkin法在处理边界条件和对区域积分时是不同于有限元的，它有其独特的处理方法，从加权残量法——Galerkin出发，推导出抛物型偏微分方程无网格Galerkin法的基本方程，并对影响无网格Galerkin法的主要因素进行探讨，给出了取得最佳效果的相应建议。

Measurement of formaldehyde emission with different wood-based composites such as blockboard, particleboard, MDF, laminate floor and layer parquet through 40L desiccator method, 9-11L desiccator method, perforator method and chamber method were studied in this paper.

本研究采用气候箱法、40L 干燥器法、9—11L 干燥器法和穿孔萃取法测定细木工板、刨花板、中密度纤维板、强化木地板和实木复合地板中甲醛释放量，对比分析实验结果，确定最佳检测方法。

The Technological Support of Diversification Management Paterns Agriculture insurance zoning is essential to providing crop insurance scheme in Chinese agricultural. Six risk indices, indicating regional characteristics, and fuzzy cluster analysis method, are applied to divide risk zones. After that, three kinds of ratemaking of agriculture insurance ways are discussed,including the weighted average method, the normal distribution method and the Pearson distribution method.

第六章多元化经营模式的技术支持农业保险区划是农业保险经营过程中必要的基础工作，根据区划的要求，本章选择了六项最能反映区域特征的风险指标，运用模糊聚类分析法，进行农业保险的分区；提出了农业保险费率厘定的三种方法，包括加权平均法、正态分布法和皮尔逊函数法。

Moreover, our method is insensitive to image noise.(2) For single face detection in gray scale images, three methods based on three curve evolution models have been presented, i. e., GVF-based method, Chan-Vese model based method, and deformable pedal curve based method.

2针对静态灰度图像的单人脸检测问题，充分利用活动轮廓模型的特点和人脸的先验知识，提出两种基于活动轮廓模型的单人脸检测方法，即基于梯度向量流的人脸检测方法和基于Chan-Vese模型的人脸检测方法，其基本思想都是直接在原模型中加入人脸椭圆约束。

Besides,there are CS2 chloride method producing CCl4,C1-C2 chlorohydrocarbon perchloride method producing CCl4 and by-prodcucing CCl4,and chloroil method oracetaldehyde method producing CHCl4 etc.

此外，还有二硫化碳氯化法生产四氯化碳、 C1-C3废氯烃全氯化法生产四氯化碳并联产四氯乙烯以及氯油法或，乙醛法生产氯仿等。

The main research work and its results are: 1Empirical results are analysed for the relations of fault displacement and earthquake magnitude, and difference between permanent ground deformation and maxium dynamic relative displacement on the two sides of fault; 2An analytic method is proposed for resopnse of a buried pipeline due to earthquake fault movement; 3A new shell model with an equivalent boundary and relted finite element analysis method are proposed for estimating response of a buried pipeline under large fault movement; 4By the proposed method, damage performance of water supply steel pipelines with large diameter is simulated to the real cases in Kocaeli Earthquake and Ji-Ji Earthquake, and simulating results show the real failure mode of pipes is revealed; 5Effects of overlying soil and soft/hard interlayers are analyzed on ground rupture mode and degree due to earthquake fault, and some earthquake rupture phenomena in soil layers are theoretically described for the first time; 6Pipeline response characters are discussed for the case of considering effects of soil layers on ground rupture mode; 7Research results and proposed method are applied in seismic analysis of pipline acrossing fault in the Gas Tansportation Project from West to East in China.

主要工作和成果包括：1）分析了不同断层位错形式下地表破裂位错量与震级之间的经验关系，并基于集集地震近断层记录分析了断层两侧永久地面变形和地震动相对位移幅值之间的差别，为合理地考虑地震断层位错地面变形动态影响提供了依据；2）发展了断层位错地面大变形下管线反应分析模型并给出物理概念明确、简单实用的解析分析方法；3）建立了断层位错下埋地管线反应分析的等效边界壳模型有限元方法，方法中引入了以非线性弹簧形式模拟离断层较远处管段影响的等效边界，简化了计算模型并突出了近断层处管体反应；4）利用等效边界壳模型方法，对土耳其地震和集集地震中大口径埋地管线震害进行了模拟，结果表明所提方法可以更清地解释震害所表现的管体破坏特征；5）研究了覆盖土层和软硬夹层的存在对断层位错地面破裂形式和程度的影响，首次从理论上解释了某些地震地表破裂现象；6）探讨了考虑土层对断层位错地面变形影响的管体反应特征；7）本项目成果已在西气东输工程的管道跨断层抗震问题分析中得到了应用。

The first method is not related to petrogenesis, but welcomed by its benefit in field work and basic petrology research; the second method reflects magma sources and tectonic environment, which has always been considered to be very important since proposed, especially a steady flow of A-type granite result in recent years; the third method, often used by researchers, consists of information about mineralogy, petology and magma source; the last method is characterized for its simple and uniform classification criterion, as well as strong operability.

矿物学－岩石学分类不涉及成因信息，比较适用于野外工作以及最基本的岩石学研究；ISMA分类的标准反映的是岩浆源区和构造环境，自提出后备受重视，尤其是A型花岗岩的研究成果近来大量涌现；Barbarin的综合性分类包含了矿物学、岩石学和岩浆源区的信息，也受到一定的推崇；Frost的地球化学分类标准统一，具有很强的操作性。

"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。