content Introduction The Contain Function The Protect/Preserve Function Food Preservation The Transport Function The Inform/Sell Function

What is Packaging? 1. A definition of packaging Packaging is best described as a coordinated system of preparing goods for transport, distribution, storage, retailing, and use of the goods 2. The many things a package might be asked to do Packaging is a complex, dynamic, scientific, artistic, and controversial business function Fundamental function of packaging: contain protects/preserves transports informs/sells

Polymer Properties Depend On 1. What elements are in the molecule? 2. What size(molecular weight) is the molecule? 3. Is the molecule polar or non-polar? 4. What shape is the molecule? 5. What is its thermal history? 6. What is its mechanical history?

Glass Types and general properties Bottle manufacture Bottle design Features

主要介绍人和环境交互作用的基础和过程 主要介绍行为与环境，即人的行为表现、特征、和规律

1、神经系统的组成及其功能 2、感觉与知觉 3、视觉与本体感觉 4、人的心理特征

一、人体测量的基本知识 二、人体测量的基本术语 三、常用的人体测量数据 四、人体尺寸的应用

一、概述 二、人机工程学研究的内容和方法 1、人机工程学研究内容 2、人机工程学研究方法 三、人机工程学的学科体系

一、传动链短 二、主轴与进给系统均为无级变速 三、采用滚珠丝杠,实现轻拖动 四、采用油雾自动润滑 五、采用镶钢导轨 六、全封闭或半封闭 七、一般配有自动排屑装置

4基本体及其截断 4.1基本体 4.2平面与立体相交 4.3几何体的尺寸标注