1. to know the origin, operation and disadvantages of asynchronous serial data transmissioneaching 2. to understand the main idea and organization of the tex Objective

1. to know current situation and the future in the telecommunication world Teaching 2. to understand the main idea and organization of the text

1. to know The Integrated Services Digital NetworkTeachi 2. to understand the construction of The Integrated Services Digital NetworkObjectives 3. to master some important new words and passive voiceFocal

5.1轴测投影的基本概念 5.2正等测图的画法 5.3斜二测图的画法

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3.1点的投影 3.2直线的投影 3.3平面的投影

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1.栽培料制作 2.接种方法 3.发菌管理 4.出菇管理