1. to know the operation and advances of WDM and optical network Teaching 2. to understand the main idea and organization of the text; Objectives 3.to master some important new words, phrases and their

1. to know the operation and application of sDh eaching 2. to understand the main idea and organization of the tex Objective

1. to know the origin and development of Internet Teaching 2. to understand the main idea and organization of the text

1. to know the transmission media of data signals, the structure of full-duplex data transmission system and its peration and the coding of data signals 2. to understand the main idea and

1. to know the three basic processes of PCM: Sampling Quantizing Encoding Teaching 2. to understand that PCM is the heart of technology in communications in Objectives

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

Lesson Number 14(Unit 14) Telecommunications Grade Teaching Mode Lecturing Content The Public Telecommunication Network Class hours 2 Periods 1. to know the concept, the four generic architectural components and the five classes of switching centers about the public telecommunication network

一、~the+~est+名词+(that)+主词 have ever+seen(own/heard/had/read, etc) the most+形容词名词+(tht)+主词+ have ever+seen( known/heard/had/read, etc) 例句: Helen is the most beautiful girl that have ever seen 海伦是我所看过最美丽的女孩