1晶体学基础 (Basis Fundamentals of crystallography) 晶体结构的基本特征:原子(或分子、离子)在三维空间

6.001 Structure and Interpretation of Computer Programs. Copyright o 2004 by Massachusetts Institute of Technology 6.001 Notes: Section 3.1 Slide 3.1.1 This Lecture In this lecture, we are going to put together the basic pieces of Scheme that we introduced in the previous lecture, in order to

7．认识分子间作用力和氢键的本质，会解释其对物质性质的影响。1．认识化学键的本质；2．掌握离子键的形成及其特点；3．掌握离子的特征，离子极化概念；4．掌握价键理论的内容；会用价键理论解释共价键的特征，会用价电子对互斥理论和杂化轨道理论解释简单的分子结构；5．初步认识分子轨道，掌握第二周期元素的分子轨道特点；6．理解金属键理论，特别是能带理论，会用能带理论解释固体分类； 2.1 化学键的定义 Definition of chemical bond 2.2 离子键理论 Ionic bond theory 2.3 共价键的概念与路易斯结构式 Concept of the covalent bond theory and Lewis’ structure formula 2.7 金属键理论Metallic bond theory 2.8 分子间作用力和氢键 Intermolecular forces and hydrogen bond 2.4 用以判断共价分子几何形状的价层电子对互斥理论 VSEPR for judging the configuration of the covalence molecular 2.5 原子轨道的重叠— 价键理论 Superposition of atomic orbital —valence bond theory 2.6 分子轨道理论Molecular orbital theory

DESIGN METHODOLOGY III: RECYCLE STRUCTURE OF THE PROCESS goAL-- Determine alternate recycle structures for the process based on reactor operating requirements

❖基本结构 Basic Structure ❖模具类型 Mould Type ❖分型面 Parting Line ❖浇注系统 Feeding System ❖模具等级 Mould Grade

(1) Mitochondria: in all eukaryotic cells The relationship between the structure and function of mit. (2) Chloroplasts: in plant cells The relationship between the structure and function of chl. Mit: Oxidative phosphorylation→ ATP Chl: Photosynthesis→ ATP+NADPH→ Sugar

1. A brief history of studies on the structrure of the plasma membrane 2. Model of membrane structure: an experimental perspective 3. The chemical composition of membranes 4. Characteristics of biomembrane 5. An overview of the functions of biomembranes

3.1 Definition of data structure 3.2 Stacks 3.3 Queues 3.4 Linked lists 3.5 Trees 3.6 Postfix expression 3.7 Infix to postfix conversion

Introduction of the Skin Microstructure of the skin – Epidermis – The basement membrane zone – Dermis – Subcutis – Appendageal Structure The function of the skin

3-1 Covalence bond Theory 3-2 Molecular Orbital Theory 3-3 the structure of diatomic molecules