查询词典 network database

With the development of the network courses,many university have builded abundant teaching database.

随着网络课程的发展，各大院校已开发出数量众多的教学资源库。

In order to match the observation data, the structure of database will be organized according to drainages. So automated extraction of the flow network and drainages is a premise of all other works.

为了从数字高程数据中自动提取全国流域，以提高基于GIS的全国水资源信息获取的效率，从DEM的特性出发，提出了一种从DEM中自动提取全国流域的实用方法。

The paper analyses the concurrent quotation theory inland and overseas, the actuality of quotation business, the component of mould price, incorporates mould base quotation operation flow and characteristic, compares currently popular quotation theories and methods, and selects appropriate quotation method of mould base. Then the paper analyses enterprise's operation chain and investigates the operation management system of mould base quotation based on Web three-tier structure and key techniques, and finishes the whole system's design and empolders the main modules through combining the technology of network and database and operation management. This paper introduces the current popular B/S three-tier structure and classical technology of MVC design pattern on J2EE platform.

本文首先分析了相关的国内外研究以及当前模具报价的现状，并在研究了模架价格构成及报价理论和方法，同时结合模架报价业务流程和特点的基础上，通过比较当前较流行的几种报价方法，选择了合适的模架报价方法，然后针对中国广大模架生产企业的现状，通过对企业业务链的分析，主要围绕模架生产企业的报价业务管理信息系统和其中的关键技术进行了研究；结合网络、数据库技术和业务管理技术完成了基于Web的模架报价业务管理信息系统总体设计；对其中的主要模块进行了开发，并对当前流行的B/S三层体系结构和基于J2EE开发平台的经典MVC设计模型技术进行了介绍。

Pipe network; expansion joints; selection; design; software; database

管网； 膨胀节；选型；设计；软件；数据库

Centralized the iformation flow in detecting should satisfy afore-mentioned requirements, the haemal information network that builds a stability besides the requirement is exchanged with satisfying the real time of data outside, still should use the haemal information that accords with uniform standard to run software in order to assure centralized detect the unity of flow and can accuse, in addition, still should build regional integrated database on this foundation in order to assure the normative sex of data and consistency.

集中化检测中的信息流要满足上述要求，除了要求建立一个稳定的血液信息网络以满足数据的实时交换外，还应使用符合统一标准的血液信息管理软件以保证集中化检测流程的统一和可控，此外，在此基础上还应建立起区域性的综合数据库以保证数据的规范性和一致性。1.2国外信息保障方面的经验欧盟、美国、日本等发达国家都对信息技术给予了充分重视和大量投入，如美国采供血机构中的红十字会系统为实现全美地区的集中化检测，于1991—19。。。

The website installs collaboration of group of dispatch of palm of in relief branch, Beijing through moving with China, with 8 hang net database to be a foundation, developed new other people to shed information client to carry system, content to shed system of mobile phone WAP, content to shed short message system, satellite to locate system and network communicate system, with 8 hang net portal website one case, compositive content sheds one library 6 platform.

网站通过与中国移动安阳分公司、北京掌讯集团合作，以八挂来网数据库为基础，开发了新的物流信息客户端系统、物流手机WAP系统、物流短信系统、卫星定位系统和网络通话系统，与八挂来网门户网站一起，组成物流一库六平台。

After initiating task, so long as this computer maintains connection in the company interior network, the client side automatically carries on the state of health to control limit's IT equipment inspection and establishes the IT equipment state of health database

启动任务后，只要这台电脑保持连接在公司内部网络中，客户端就自动对管理范围的IT设备进行健康状况的检查并建立IT设备健康状况数据库

This paper discusses manifold geological data saving in an SQL SERVER database through network. Then efficient management and dynamic query of multi-source data are realized, which is helpful to data sharing and remote accessing.

这里通过将各种地学数据存储在网络SQLSERVER数据库中，实现了数据的高效管理和动态查询，并有助于数据的共享和远程访问。

And the technology of Java Applet and Web database is introduced in detail. The particular design of the reuse-water remote monitoring and control system is purposed. The concrete hardware structure and software unitary design suppose is put forward, and achieving the tight joint between monitoring and control technology and network technology, the serial programming is used to the data collection in the system.

论文详细设计了中水回用远程监控系统，提出了基于Web的中水回用远程监控系统的具体硬件结构方案和软件的整体设计思路，实现了监控技术与网络技术的紧密结合，应用串行通信技术进行数据采集，使用Java Applet和Socket通信技术解决远程实时通信问题。

Besides, a practical algorithm for map matching was put forward.Thirdly, database for monitoring center was designed comprehensively. By reference to GDF4.0, the thesis carries out layer planning and road network design of digital map.

然后对监控中心数据库进行详尽的设计；并以GDF4.0为参考进行电子地图图层规划及道路网络设计，这为地图匹配及路径规划的实现提供了必要的基础。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。