点击切换搜索课件文库搜索结果(8090)
文档格式:PPT 文档大小:3.15MB 文档页数:42
1.1 制图的基本规定 1.2 尺规制图工具及应用 1.3 尺规基本几何作图 1.4 尺规绘图的一般步骤
文档格式:PPT 文档大小:632.5KB 文档页数:53
一、反应的等温方程和平衡常数 二、标准生成自由能与平衡常数 三、一些因素对平衡的影响
文档格式:PPT 文档大小:633.5KB 文档页数:24
锻炼学生的综合能力:资料查阅、知识综合应用、理论计算、设备选型、绘制图形、编写说明书。 培养工程观念:理论→小试→放大
文档格式:DOC 文档大小:215KB 文档页数:13
Chapter Electronic Payment systems 10.1 Traditional Electronic Payment Systems for Electronic Commerce In electronic commerce, the challenges of payment transactions were initially underestimated Business via the internet and mobile telephony has so far been dominated by the methods of payment customary in traditional business. However, in light of technological progress
文档格式:DOC 文档大小:60.5KB 文档页数:7
Chapter 12 Management of Electronic Commerce Security The business world has taken this to heart when it has come to the Internet. Companies have ventured onto the Information Superhighway in increasing numbers to \reduce distribution and marketing costs, eliminate the middleman, increase efficiency, promote impulse transactions and streamline distribution to far-flung locales\as well as to \connect directly with consumers at home, streamline operations and internal
文档格式:DOC 文档大小:87KB 文档页数:11
Chapter 3 Technology of Electronic Commerce 3.1 A short history of the Internet and the web The Internet was the result of some visionary thinking by people in the early 1960s who saw great potential value in allowing computers to share information on research and development in scientific and military fields. J CR Licklider of MIT, first proposed a global network of computers in 1962, and moved over to the Defense Advanced Research Projects Agency(DARPA) in late 1962 to head the work to develop it Leonard Kleinrock of MIT and later UCLA developed
文档格式:DOC 文档大小:971.5KB 文档页数:15
Chapter 5 Electronic commerce information's search and selection In physical markets, consumer search activities include reading advertisements, calling endors, and visiting stores. In a virtual marketplace, all these activities seem to converge into Web searches and Web browsing. Not surprisingly, search services are the first market infrastructure to be built in the electronic marketplace
文档格式:DOC 文档大小:71KB 文档页数:9
Chapter 7 Internet marketing 7.1. Introduction of internet marketing 7.1.1 Internet marketing defined What is internet marketing? Internet marketing or internet-based marketing can be defined as the use of the Internet and related digital technologies to achieve marketing objectives and support the modern marketing concept. These technologies include the Internet media and other digital
文档格式:DOC 文档大小:788KB 文档页数:16
Chapter 9 The principle of ebXML 9.1 The introduction of ebXML 9.1.1 What is ebXML? ebXML is a global electronic business standard that is sponsored by UN/CEFACT(United Nations Center For Trade Facilitation And Electronic Business)and OASIS(Organization for the Advancement of Structural Information Standards). ebXML thus defines a framework for global
文档格式:PPT 文档大小:2.66MB 文档页数:44
7-1锁相环路概述 7-2锁相环路基本工作原理 7-3锁相环路分析 7-4锁相环路的应用 7-5频率合成
首页上页793794795796797798799800下页末页
热门关键字
搜索一下,找到相关课件或文库资源 8090 个  
©2008-现在 cucdc.com 高等教育资讯网 版权所有