查询词典 abel summation method

In this paper, the space-time finite element theory and its application technologies are studied and discussed. Furthermore the space-time finite element method is used to analyze the transient characteristics of electromagnetism equipments. The work is important to develop the numerical method for the transient electromagnetic field. The detailed work is as follow.In the basis theory of finite element method used in the transient engineering problem, the functional theory and the finite element theory are applied to studied the existence condition of a generalized variation principle, which is the basis of the space-time finite element method.

本文在完善时空有限元法的基础理论和应用技术并将该方法应用于解决电磁装置的瞬态过程分析等相关方面进行了深入的研究与探讨，该工作对于发展瞬变电磁场问题的数值计算方法具有重要的意义，为此进行了如下几方面的工作：在工程瞬变问题的有限元方法的基础理论方面，本文应用泛函理论和有限元理论，系统讨论了一般工程瞬变问题的变分定理的存在条件及对应的变分定理。

According to the different face representation mode, there are four identifying methods. They are the mode identifying method based on geometry feature vector, the feature vector identifying method based on algebra feature vector, the facial feature extraction method based on NN and design method of sorter.

根据表征方式的不同，人脸识别方法有：基于层次聚类的几何特征矢量模式识别法、基于代数特征矢量的特征矢量识别法、基于神经网络的人脸特征提取和分类器设计法。

Directed against the problem of stability optimal design on reinforced wainscot of composite materials a kind of mixed optimization algorithm with the combination of mixed penalty function method, Powell method, golden section method, improved coordinates alternation method and genetic algorithm was put forward.

针对复合材料加筋壁板的稳定性优化问题提出了一种用混合罚函数法、Powell法、黄金分割法、改进的坐标轮换法和遗传算法相结合的混合优化算法。

The astringency, error and stability of the numerical method are researched. Zero matrix method, constant matrix method, and Jacobian matrix method are constructed in order to improve numerical precision and efficiency.

研究了所提数值计算方法的误差、稳定性、收敛性等数学性质，在计算精度和计算效率两方面提出了一些改进措施，构造了零矩阵法、常数矩阵法、雅可比矩阵法等计算格式。

In order to let the active power filter could be used in 3-phase 4 wires circuits, a new method of harmonics detection is given in this paper, which is based on p-q method and ip-iq method of the instantaneous reactive power theory. This method remove the zero current.

综合运用瞬时无功理论中的p-q法和法，提出了一种新的基于瞬时无功理论的有效的三相四线制谐波检测新方法，此方法能将三相电流中的零序电流剔除。

The isomerization of resin acid was studied by HCl catalysis method, high temperature catalysis method and microwave-assisted method. Separation of abietic acid was analyzed with recrystallization method and many organic amine salt methods; Using abietic acid separated from resin acid as raw materials, 6 compounds of abietic-type resin acid derivetives were synthesized.

从产率、纯度和成本等方面分析对比了改进的二戊胺盐法、A胺盐法、B胺盐法和文献报道的二戊胺盐法分离提纯枞酸；以得到的枞酸为原料，进行氧化合成，得到6种枞酸的氧化衍生物，通过柱分离得到2种枞酸氧化衍生物纯品，并测试了其抑菌和对家蝇的拒食活性。

The comprehensive treatment was not restricted by the accidented of the face in treating deep-II facial burn.Using this method,it was easily to control the depth of wound.This method can eliminate the necrotic tissue effectively and to the most extent, can reserve the health epidermal. So this method was much better than traditional method.

磨、刮、削痂综合治疗面部深Ⅱ度烧伤，不受面部凹凸处的限制，磨削痂的深浅度易掌握，既有效清除坏死组织，又最大程度的保留间生态上皮，比传统削痂术损伤轻，符合整形外科微创手术的技术要求，瘢痕增生明显减少，色素沉着少，提高了创面愈合质量。

Compared with the conventional model test method and empirical method it is found that the numerical method is more cost-effective and the method is worthy of being advertent and developed.

这一数值计算方法较之传统的实验和经验方法提高了计算分析效率、降低了成本，是一种值得重视和发展的数值计算方法。

Gas phase method contained titanium tetrachloride gas phase method, vapor-phase hydrolysis of titanium alkoxide method, evaporation of Low Pressure Gas method, and so on.

液相法中的几种方法由于工艺简单、条件温和，气相法反应速度快，过程易放大，容易实现连续生产。

For the theory, method and technique of 3D color information collected, the method for obtaining 3D space coordinate and color information of object with active illuminated multi-channel synchro scanning is presented, and the theory and method of 3D sensor and color sensor of calibration, which is the calibration techniques of BP neural network and linear partition and the method of integrating them, is also studied. A filament calibration target for 3D color system is designed and made. And the calibration of multiple sensors and the matching of 3D space coordinate information and color information, and the automatic matching of multiple sensors are realized with cameral calibration technique presented and filament calibration target designed.

在三维彩色信息获取的理论、方法、技术方面，提出采用主动照明的多通道同步扫描方法获取被测物体三维空间坐标和彩色信息，以BP神经网络、线性分区及其组合标定技术研究了三维传感器和彩色传感器标定理论和方法，设计并研制了用于三维彩色系统的细丝标定靶，并利用所提出的摄像机标定方法和细丝标定靶实现了多个传感器的标定、物体三维空间坐标信息与彩色信息的匹配及多传感器数据的自动匹配。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。