查询词典 ionic structure

The contents include the computing of dimensions of cohomology of line bundles on non-primary Hopf manifolds and their applications to the existence problem of holomorphic structure or filtrable holomorphic structure on a continuous vector bundles; the structure and the computing of dimensions of cohomology of holomorphic vector bundles with trivial pull-back.

在这篇博士学位论文中，我们研究了非主Hopf流形上全纯向量丛，主要包括：非主Hopf流形上全纯线丛的上同调维数的计算，以及它们对连续向量丛上全纯。。。

In order to meet the requirement of the Collector ring dipole superconducting magnet of FAIR in the process of operation, meanwhile, and to ensure the heat loads coming from the support structures to be lower than the design demands, the 3D models of support structures have been constructed with CATIA, then the calculation of low-temperature heat-load and the structure analysis have been done with ANSYS, the support structure material, 316LN+G10, is decided according to the heat-load calculation and the structure optimization, these results are necessary for manufacturing the formal magnet.

为保证FAIR收集环(Collector ring-CR)超导二极磁体工作过程中的磁场位形符合设计要求，同时保证由磁体支撑带来的热负荷小于设计要求，用CATIA软件建立了不同结构的磁体支撑3D模型，并用ANSYS有限元分析软件对建立的模型进行了低温热负荷分析和结构分析。通过比较分析的结果和对磁体支撑结构进行的进一步优化，确定了316LN+G10材料的支撑结构，为收集环超导二极磁体工程制造提供了参考。

The metal structure of crane telescopic boom is analyzed and optimized by structure analysis and the combinatorial optimization based on topology and size optimization methods, and structure integrated design of telescopic boom is achieved by the development of visual software system in this paper.

本文应用结构初级分析和基于拓扑优化、尺寸优化的组合优化分析方法对起重机的伸缩臂金属结构进行优化设计，同时开发可视化软件系统实现伸缩臂结构的集成设计。

The molding is concinnity and the structure system is definite. Through the research of the problems about the structure system, static and dynamic character, and the bear rigidity of the under structure, this paper presents t...

本文通过对该屋盖结构的受力体系、静力和动力特性以及下部结构的支承刚度等问题进行研究与分析，提出此类大跨大悬挑结构在分析与设计过程中应注意的问题，并对部分关键节点设计进行介绍。

The analysis framework is established theoretically based on International trade and foreign direct investment as the basic conjunctional mechanism of the interactive evolution of industrial structure. Moreover, the paper lays stress on the statement in comparison with international materials and the varied stages of industrial structure, whilst engaging in the empirical analysis to the industrial structure in special economy with data.

论文的研究采取理论与实证相结合的方法，理论上以国际贸易和国际直接投资理论为产业结构互动演进的基本联接机制建立分析框架；针对特定经济体产业结构的分析则以实证数据为基础，同时注重在国际比较中展开论述，并强调产业结构变动的阶段性。

Future changes in the structure of the overall consumer trends : consumer structure will undergo fundamental changes, from material consumption-oriented non-material consumption-oriented; Consumption will further reduce the proportion of survival information, enjoyment and development of information consumption increased; Changes in the structure of consumption and quality of life stage characteristics of high-grade consumer goods, such as housing, automobiles increased effective demand, consumer demand for services greatly enhance the awareness and quality requirements.

未来居民消费结构变化的总体趋势是：居民消费结构将发生根本性的变化，即从物质消费为主转变为非物质消费为主；生存资料消费比重将进一步降低，享受和发展资料消费比重上升；消费结构的变化越来越体现生活质量阶段的特征，各种高档消费品，如住房、汽车的有效需求上升，对服务消费的需求和质量要求意识大大提高等。

Analyze the nature and characteristic of lattice-ordered structure,andstudy the relation between lattice-ordered preference and the incompleteinformation set of decision-makers;By discussing the relation betweenlattice-ordered preference structure and independence axiom and continuityaxiom,study whether or not independence axiom accords to continuity axiomwith lattice-ordered preference structure,which is for setting up theoreticalbase for weakening the rational behavior axioms.

分析了偏好关系的格序特征，并研究了格序偏好关系与决策人决策信息集不完备性之间的关系；从理论上研究和论证格序偏好关系与VonNeumann-Morgenstern理性行为公理中独立性公理和连续性公理的相容性问题，为公理弱化奠定理论依据

Optimization solution algorithm is the most important in topology optimization.Algorithms fit for discrete structure and continuum structure are all investigated. Thecharacteristic and different using limit of both optimization criteria method andmathematics programming method are all analyzed in this paper. OC algorithm and theseries MMA algorithm based on SIMP approach are deducedand used for the topology optimization problem of continuum structure.

优化求解算法是拓扑优化问题求解的核心和关键，本文系统分析了适用于离散结构和连续体结构优化的优化求解算法，重点讨论了 OC 算法和 MP 算法，分析比较了不同算法的特点和适用范围，推导了基于 SIMP 理论的优化准则法和 MMA 系列算法，并将MMA 系列算法应用于连续体结构拓扑优化问题的求解。

The position of controlled structure was positively fed back to controller according to position measure and contraposition control, and position of controller was positively fed back to control structure to control the vibration of controlled structure.

将实际系统模型放置在仿真系统中进行半实物仿真控制。通过位置测量、对位控制，将受控结构位置正馈至控制器，再将控制器位置正馈给控制结构，控制受控结构的振动。

On one hand, globalization courses the change of space economic structure and the restructure of world urban systems. The space economic structure changes from industry chain to a value chain structure. On the other hand, more and more progress of regions and countries has been brought into the global economic network. The rivalry between these countries often present between regions and cities. The global competitive advantage of cosmopolis and the surrounding town compact districts is a critical component of the countrys integrate competitive advantage.

一方面，全球化导致空间经济结构的转型和世界城市体系的重组，以"产业链"为特征的空间经济结构正在转变成为以"价值链"为特征的空间经济结构；另一方面，各国的城市和区域的发展越来越纳入全球经济网络，经济全球化背景下的国家竞争已经更多地表现为城市和区域之间的竞争，以国际大都市为核心的城镇密集区域的国际竞争力是国家综合竞争力的重要组成部分。

A backer of an Afghan law that critics say legalizes marital rape has rejected the international outcry as foreign meddling.

饱受批评的一项法律的拥护者说合法化的婚内暴力不会受国际舆论的干涉。

Years ago, a ancient Egyptian fleet went to the Land of punt for seeking a kind of flavor named "myrrh", and aromatic plants which has dense exotic style for the queen Hatshepsut.

3500年前的一个古埃及的舰队到&彭特之地&寻找一种叫没药的香料。