查询词典 access object

The design includes many new technologies in data exchange and data security, they are: Converting non-XML data to XML in order to apply the XML security technology to more data types; Using the technology of XKMS and PKI to manage the public key in order to overcome the shortage of complexity and difficulty in using PKI and improve the efficiency of the public key management; Using Diffe-Hellman algorithm combining with the public key technology to exchange secret key in order to furthest increase the security of the key; Using the technology of XML digital signature algorithm to ensure the integrity, message authentication and signer authentication of the data; Using the technology of XML encryption to ensure confidentiality of the data; Defining delegable access rules on the structure and content of the XML documents to provide fine-grained access control. According to the XML security framework, a XML security library is designed and implemented.

在对XML及其安全技术主要包括XML加密技术、XML数字签名、公钥管理、密钥产生和交换进行研究的基础上，结合传统密码技术和XML安全技术提出了一种基于XML的数据安全模型，模型中包含了目前网络数据交换和安全领域的一系列最新技术，主要有：将非XML格式数据转换为XML格式数据的方法，以保证现有的大部分网络数据能够应用XML安全技术；使用XML公钥管理技术结合PKI技术管理公钥，以克服PKI技术实施和部署复杂、难度大等问题，提高公钥管理的效率；使用Diffie-Hellman算法结合公钥技术交换密钥，以最大限度保证密钥的安全；使用XML数字签名技术保证数据的完整性、不可否认性和发送方身份认证；使用XML加密技术保证数据的机密性；根据XML文档的内容和结构定义授权访问规则进行良好的访问控制。

Carrier s ense multiple access collision detect describes the Ethernet access method.

载波侦听多路访问冲突检测机制描述了以太网的访问方式。

The production indicate that the research find out distributing, range, size, geological environment, formative reason and genesic facter of YuQiuHao landslides. At the same time, I calculate and access stability of landslide, put forward scheme of prevention, access economic benefit, finally achieve anticipateve purpose.

论文就是在GIS技术的基础上，查明勘查区自然条件及地质环境条件、滑坡基本特征及类别，在此基础上进行稳定性分析评价，分析其成灾的可能性，成灾的条件，分析论证防治的必要性和可行性，进行工程治理与搬迁避让的比较，提出工程防治方案的建议，为可行性研究提供必要的地质资料。

Secondly, impenetrate into researching the most important part of access control of EIP. RBAC uses roles to be assigned, make the management, control of the access control simpler.

然后，对企业信息门户最重要的访问权限控制部分进行深入研究，采用基于角色的权限控制的解决方案。

The article improved and expanded the threshold access control model based on quantified permissions, solved the problems of access control system deduced by introducing permission quantity into permission concept, such as huge quantity of permissions and vales, heavy administration load, and inadequation to deal with the dynamic quantity evolution.

对基于量化权限的门限访问控制方案进行了改进与扩展，解决了权限概念引入权限量后导致的访问控制系统权限及角色数量巨大、管理负荷沉重以及不适应权限量动态演化的问题。

The supporting technologies of network information security are summarized. The unitive authentication systems existing are analyzed in this paper; their virtues and shortcomings are discussed.2. About the distributed peculiarities of allied resource, the concept of alliance grid is established. The access control model of alliance grid is established by directive ideas of access control security of alliance grid. AG-RBAC model is set up in the basic of common RBAC, interbedded relations between roles are set forth.

针对制造联盟企业资源分布式的特点，提出了联盟网格的概念；根据联盟网格安全访问控制的指导思想，提出了联盟网格访问控制模型；在一般RBAC模型的基础上提出了基于角色的联盟网格访问控制模型，清晰的表述了角色之间的层次关系；初步分析了AG-RBAC的实现模式，重点讨论了角色定义和权限配置的实现方法。

The mechanism gives the explanation of basic principle of access like the intraneous factors determine the allocation of key resources of access. Besides, it combines the previous research results in the relevant areas.

这一框架是第三章模型的进一步结构化的结果，它不仅表明进入权配置的基本原则，如依据内生变量确定关键资源的进入权配置，而且，它综合了以往公司治理的研究成果。

Intraosseous access techniques proved to be reliable means of alternative IV access.

骨髓输注小剂量HSH（4 ml/kg）是一种安全、有效的复苏方案；HSH具有抑制炎症反应，促进致炎和抗炎性反应平衡的作用。

This system for taking laborage management rule access fact, after actuality needs checking. choosing powerful software that is VB6.0 for the basic tools, choosing Access 2000 for database system.

本系统着眼于工资管理制度的业务实际，经过实际的需求分析，采用功能强大的VB6.0做为开发工具、Access 2000做为数据库开发出来的系统。

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Now he worked in ajoint venture.

现在他在一家合资企业工作。

More troops in Afghanistan won't change any of the foregoing.

更多的在阿富汗的军队也不会改变之前的状况。