7.1电子政务概述 7.2我国电子政务的基本框架 7.3G2G电子政务和G2E电子政务 7.4G2B电子政务

一、数据集合 Measurements of items e.g., Yearly sales volume for your 23 salespeople e.g., Cost and number produced, daily, for the past month 二、基本单元 The items being measured e.g., Salespeople, Days, Companies, Catalogs, . 三、变量 The type of measurement being done e.g., Sales volume, Cost, Productivity, Number of defects

第一题: 传递函数可以写成G(s)= K (+)(+)... (s+p1)(+P2)的形式,其中K是G(s)的根轨迹增益, -1、-z2等是G(s)的零点,-1、-P2等是G(s)的零点。假设系统稳定,即所有的极点都位于左 半S平面

G1 黑色金属 G1.1 铸铁 G1.1.1 铸铁牌号和性能(表 G3-1)

一、两个多项式的最大公因式 定义1:f(x),g(x),h(x)∈F[x] 若h(x)g(x)hx)f(x) 则h(x)是f(x),g(x)的一个公因式。 例如h=x-1是f=x3-x,g=x3-x2-x+1 的一个公因式

第六章图 6.1图的定义和术语 一、图( Graph)—图G是由两个集合∨(G)和E(G组成的,记为G=V,E)

Chapter 2 Instruments of IS ◼ 2.1 An Overview of Negotiable Instruments ◼ 2.2 Bill of Exchange/Draft ◼ 2.3 Promissory Note ◼ 2.4 Check Chapter 3 Remittance ◼ 3.1 Outline of Remittance ◼ 3.2 Procedure for Remittance ◼ 3.3 Application of Remittance Chapter 4 Collection ◼ 4.1 An Overview of Collection ◼ 4.2 Documentary Collection Practice ◼ 4.3 Risk Protection and Financing under Collection Chapter 5 Letter of credit ◼ 5.1 An Overview of L/C ◼ 5.2 Procedures of L/C ◼ 5.3 Types of credit ◼ 5.4 Key Issues under L/C Chapter 6 Documents ◼ 6.1 Commercial documents ◼ 6.2 Transport documents ◼ 6.3 Insurance documents ◼ 6.4 official documents ◼ 6.5 Documents examinations and disposal of discrepancies Chapter 7 International Trade Finance ◼ 7.1 Facilities on Import & Export Finance ◼ 7.2 Forfeiting ◼ 7.3 International Factoring Chapter 8 Bank’s Letter of Guarantee ◼ 8.1 Concepts of L/G ◼ 8.2 Parties to an L/G ◼ 8.3 Types of L/G ◼ 8.4 Contents of L/G

定义一个图是一个三元组,简记为G＝

因g(x)是连续函数,且8(0)=g(+0)=0,根据连 续函数介值定理知,存在x0