2004~2005学年第二学期 科目:离散数学考试试题A卷答案 一、1.A2.C3.C4.D5.a6.b7.b8.a9.c10.c 二、11.(PUQ)UO12.(\x)(x1ax1B)13.{a,b,c},{b,c,d

2. 1 Basic Concept 2.2 Determining Degree of Freedom 2, 3 How does a kinematic chains transform into a mechanism? 2.4 Kinematic Diagram of Mechanism 2.5 Principle of Mechanism Constitution

第二讲矩阵的运算 复习:一、加法。 二、数乘。 三、矩阵与矩阵相乘。 四、转置矩阵 新授: 五、方阵的行列式 定义由n阶方阵A的元素所构成的n阶行列式(各元素 的位置不变),称为方阵A的行列式。记作A或detA (determinant). 注意:方阵与其行列式不同,前者为数表,后者为数值。 运算律: (1)A|=A(行列式性质1) (2) kA=k\A() (3)|AB|=|B(证明较繁)

3.1基本理论 1.沉淀平衡 2.mmn++nam-→ MmAn Ksp=[m[a] 3.当[Mm[A]n>K时,就有沉淀生成 sp 实际上不能生成沉淀: (1)固有溶解度

Outline 11.1 Nitrogenous Bases 11. The pentoses of nucleotides and na 11.3 Nucleosides are Formed by joining a Nitrogenous Base to a Sugar 11.4 Nucleotides -Nucleoside Phosphates 11.5 Nucleic Acids are Polynucleotides 11.6 Classes of nucleic acids 11.7 Hydrolysis of Nucleic acids

3.2 Cauchy积分定理 C为从a到b的路径.f(z)=1处处解析 f(z)dz== lim--k-)=b-a

Unit 1 About Computer Text 1 Can You recognize Them? or Modern computers are electronic and digital devices. Figure 1-1 shows the basic organization of a personal computer, Figure 1-2 shows a notebook computer

Text 1 Organization of Computer System Components Exercises Fill in the blanks with appropriate words according to the text.(根据课文内容填空) (1) Acomputer is a fast and accurate symbol manipulating system (2) The key board of a workstation

Text Virus Introduction Exercises 1. Multiple choices. (1) virus is(a). A. program B. computer. bad man D. beast

Outline 4.1: Amino Acids: Building Blocks of Proteins 4.2: Acid-Base Chemistry of Amino Acids 4.3: Reactions of Amino Acids 4.4: Optical Activity and Stereochemistry of Amino Acids 4.5: Spectroscopic Properties of Amino Acids 4.6: Separation and Analysis of a.a. Mixtures