查询词典 network

With the further development of computer network, communication network and the distributed system, communication protocols are more and more complicated, formal description technology plays the indispensable role in the network protocol design. LOTOS - as one of the ISO standards of FDT, is designed for distributed systems, especially for communication service and communication protocol.

随着计算机网络、通信网络以及分布式系统的不断发展，通信协议有日渐复杂化的趋势，形式描述技术在网络协议设计中占有举足轻重的作用，作为国际化标准之一的LOTOS技术是专为分布式系统设计的形式描述技术，特别是通信服务和协议。

In this paper, the theories of lunar control network foundation and lunar map projection are studied. Three foundation methods of lunar control network and the progress in American lunar control network are summarized and analyzed.

月球大地测量是月球探测的主要任务之一，本文主要对月面大地控制网的建立理论以及月球投影的理论和方法进行研究。

Based on investigating the short and intermittent structural plane, surrounding rockmass of the huge underground powerhouse in Three Gorge has been divided into five statistical similar areas according to its characteristic of rockmass structure by applying structure plane network simulation. Distributed characteristic of structural plane has been studied and based on it mechanics macrocharacteristic has been studied:(1) It is the first time that based on the result of structural plane network simulation rockmass quality of every structure area has been studied with applying blurred information optimum seeking technique and be compared with and RQD method. The result indicated that it has better effect to evaluate rock quality with blurred information optimum seeking technique.(2) It is the first time that the interrelated relationship of the result of in-suit rockmass deformation test and fractal characteristic of structure on test point has been applied to determine rockmass deformation parameter. The question of evaluating deformation parameters of engineering rockmass has been solved.(3) Anisotropy strength parameters have been determined by applying shear zones simulating method. The result indicated that there are different strength parameters in every structural area, after comparing the result of Fast Lagranian Analysis in continua number simulation method with that of method of weighted mean according to continuity. The result indicated that when a suitable reduction coefficient is been considered rockmass strength parameters can be simply and fast determined with method of weighted mean according to continuity where there is not enough test result.(4) Damage characteristic has been studied based on analysis fractal characteristic of structural plane network by applying fractal-damage coupling method. It is the first time that the concept of damage degree has been set up to evaluate rockmass quality according to the biggest principal damage.

通过对短小、断续性结构面统计特征的研究，将地下厂房区划分为五个岩体结构统计均质区，应用结构面网络模拟技术研究了各个岩体结构均质区结构面的发育分布特征，并以此为基础对岩体宏观力学特性进行了深入研究：(1)首次通过在结构面网络模拟计算结果的基础上，应用模糊信息优化技术研究了厂房区各个岩体结构分区的岩体质量并与岩体基本质量指标研究法、岩体质量指标RQD值研究法作了对比，结果表明以结构面网络模拟结果为基础，应用模糊信息优化技术进行岩体质量评价能够取得很好的效果，解决了工程岩体质量的定量评价问题；(2)首次通过对已有的现场大型岩体变形试验结果的分析及相应试验点岩体结构分形特征的研究，建立了结构面分布的分形维数和岩体变形指标间的相关关系，并首次应用这种相关关系根据结构面网络模拟及分形维数计算结果确定了缺少试验结果的地下厂房各工程部位的岩体变形指标而且应用于围岩稳定性计算，解决了工程岩体宏观变形参数的评价问题；(3)应用在结构面模拟网络图上模拟岩体剪切破坏带的方法，得出了岩体在不同方向上的强度参数，结果表明岩体的强度特性与结构面的发育方向和程度有着明显的关系，各个岩体结构均质区具有不同的强度参数；同时还通过应用拉格朗日差分法对岩体强度指标的数值分析并与按连通率加权平均计算法对比表明，按连通率加权平均计算法在考虑合理的折减系数情况下，可以简单快速地对缺少现场大型试验结果的具体工程部位实现岩体强度指标的估计，通过以上研究解决了工程岩体抗剪强度参数的评价问题；(4)通过结构面网络分形维数的研究，应用分形损伤耦合分析方法，研究了厂房区岩体的损伤特征，并首次引入"损伤度"的概念，建立了应用最大主损伤评价岩体质量的指标体系。

Halogen ion can enter and break the phosphate glass network when they exceed certain content. The short range structure of metaphosphate and polyphosphate glasses are all built with phosphate chains. Most of lead ions still act as network modifiers, and some lead ions enter glass network to form tetrahedron or Pb-O-P linear linkages.

Br〓和F〓离子达到一定浓度时就会进入网络，使得玻璃网络发生断裂。P〓O〓含量为50mol％和40mo1％的玻璃样品结构都为链状结构，一部分pb〓离子进入玻璃网络中作为网络形成体，形成四面体或Pb-O-P键：而大部分的pb〓离子仍然作为网络修饰本。

With the appearance of network and development of network technology, it transfers from microcomputer environment to network environment.

随着网络技术的发展，它从单机走向网络化；同时，多媒体技术的进步，使它的表现形式更加多样化。

Investigation makes clear, the network is the important channel that seeks knowledge beyond minor classroom education, the scale that the route that minor chooses to be willing to understand and learn most is network and books and periodicals is occupied respectively 27.17% with 23.18%, the scale that thinks the network has main effect to his study is achieved 47.4%.

调查表明，网络是未成年人课堂教学以外求知的重要渠道，未成年人选择最愿意了解和学习的途径是网络和书刊的比例分别占到27.17%和23.18%，认为网络对自己的学习有重要作用的比例达到47.4%。

Sichuan Minton Information Technology Co., Ltd. to "Western Business Network"(Address www.wm.net.cn) window for external operations,"West China Business Network," as always, adhere to customer service for the lifeline of the concept of enterprise development, according to different sizes , The needs of customers in different sectors, and foreign trade fields as technology, enterprise customers and to provide professional, comprehensive, tailored network application software development services and e-commerce solutions for companies.

四川明腾信息技术有限公司以《西部商务网》（网址www.wm.net.cn）为窗口对外开展业务，《中国西部商务网》一如既往地坚持客户服务为企业发展生命线的理念，根据不同规模、不同行业客户的需求，综合国内外行业领域最新技术，为企业用户提供专业的、全面的、量身订制的网络应用软件开发服务和电子商务的全面解决方案。

With nodes of the vast network , more and more sensitive information is being stored and manipulated online , the computer network is more vulnerable to miscellaneously malicious or unauthorized actions , network security is becoming increasingly important .

而在网络增长的同时，越来越多的敏感信息被在线存储和管理，使网络更加脆弱，更容易受到网络上各种恶意或非法用户的攻击，因此网络安全已变得越来越重要。

We do research on the transitions between states of network protocol,the protocol misusage detection model based on Markov chain,the framework of the IDS technology and protocol anormity after we discuss the current technology. The main research contents of this paper include: research on transitions between states of network protocol and session process, protocol misuage and the anomaly detection model based on Markov chain, the research of intrusion detection framework, more accurately model based on the characteristic of the network traffic and so on.

在分析了现有入侵检测系统的基础上，本文围绕典型网络协议状态转换、基于马尔可夫链的检测模型、入侵检测技术框架、以及协议异常等几个方面展开深入研究，主要工作内容包括：典型网络协议转换状态的分析和会话过程的研究；基于马尔可夫链的网络异常检测模型；分布式的检测架构；针对网络流量特征而提出了精确的检测模型等。

There are complex variations in realistic low-voltage power line network topology framework.In order to study the low-voltage power line transmission channel model,a model to describe the power line network channel topology framework is established in terms of basic characteristics of low-voltage power line network in this paper.

低压电力线网络拓扑结构变化复杂，为了研究低压电力线信道传输模型，根据低压电力线网络的基本特点建立了描述电力线网络拓扑结构的模型，利用模型把低压电力信道作为一个过程去描述，建立了节点信号传输函数来推导低压电力线网络的传递函数。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。