1.to know the development of switching techniques Teaching 2.to understand the main ideas of the text Objectives 3.to master the useful sentence structures, words and expressions used in the relevant exercises

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

容易混淆的词和练习: 1. John and Edwards are, the producer and director of the film that won the prize just now

自己一些阅读心得,总结

提问:阅读问题,阅读技巧,阅读心得

1.常见的构成名词的后缀 -ability inability instability availability washability age

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

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